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13293867384 = 23327215592417
BaseRepresentation
bin11000110000110000…
…00101000101111000
31021022110202102201200
430120120011011320
5204211212224014
610035045414200
7650302002600
oct143030050570
937273672650
1013293867384
115702050366
1226b010a360
13133b233325
149017c3c00
1552c14da09
hex318605178

13293867384 has 144 divisors (see below), whose sum is σ = 41926669200. Its totient is φ = 3794241024.

The previous prime is 13293867371. The next prime is 13293867397. The reversal of 13293867384 is 48376839231.

It is an interprime number because it is at equal distance from previous prime (13293867371) and next prime (13293867397).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 13293867384.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5498944 + ... + 5501360.

It is an arithmetic number, because the mean of its divisors is an integer number (291157425).

Almost surely, 213293867384 is an apocalyptic number.

13293867384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13293867384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20963334600).

13293867384 is an abundant number, since it is smaller than the sum of its proper divisors (28632801816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13293867384 is a wasteful number, since it uses less digits than its factorization.

13293867384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002 (or 3988 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 13293867384 in words is "thirteen billion, two hundred ninety-three million, eight hundred sixty-seven thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 126 147 168 196 252 294 392 441 504 588 882 1176 1559 1764 2417 3118 3528 4677 4834 6236 7251 9354 9668 10913 12472 14031 14502 16919 18708 19336 21753 21826 28062 29004 32739 33838 37416 43506 43652 50757 56124 58008 65478 67676 76391 87012 87304 98217 101514 112248 118433 130956 135352 152271 152782 174024 196434 203028 229173 236866 261912 304542 305564 355299 392868 406056 458346 473732 609084 611128 687519 710598 785736 916692 947464 1065897 1218168 1375038 1421196 1833384 2131794 2750076 2842392 3768103 4263588 5500152 7536206 8527176 11304309 15072412 22608618 26376721 30144824 33912927 45217236 52753442 67825854 79130163 90434472 105506884 135651708 158260326 184637047 211013768 237390489 271303416 316520652 369274094 474780978 553911141 633041304 738548188 949561956 1107822282 1477096376 1661733423 1899123912 2215644564 3323466846 4431289128 6646933692 13293867384