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13306959288 = 233472933633
BaseRepresentation
bin11000110010010100…
…00001010110111000
31021100101101120110000
430121022001112320
5204223040144123
610040234153000
7650521200450
oct143112012670
937311346400
1013306959288
115709482517
1226b4582760
131340b6830c
14903430d60
1552d387b43
hex3192815b8

13306959288 has 80 divisors (see below), whose sum is σ = 42596365680. Its totient is φ = 3801987072.

The previous prime is 13306959283. The next prime is 13306959427. The reversal of 13306959288 is 88295960331.

13306959288 is a `hidden beast` number, since 1 + 3 + 306 + 9 + 59 + 288 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13306959283) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1462281 + ... + 1471352.

It is an arithmetic number, because the mean of its divisors is an integer number (532454571).

Almost surely, 213306959288 is an apocalyptic number.

13306959288 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13306959288 is an abundant number, since it is smaller than the sum of its proper divisors (29289406392).

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

13306959288 is a wasteful number, since it uses less digits than its factorization.

13306959288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933658 (or 2933645 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 13306959288 in words is "thirteen billion, three hundred six million, nine hundred fifty-nine thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 81 84 108 126 162 168 189 216 252 324 378 504 567 648 756 1134 1512 2268 4536 2933633 5867266 8800899 11734532 17601798 20535431 23469064 26402697 35203596 41070862 52805394 61606293 70407192 79208091 82141724 105610788 123212586 158416182 164283448 184818879 211221576 237624273 246425172 316832364 369637758 475248546 492850344 554456637 633664728 739275516 950497092 1108913274 1478551032 1663369911 1900994184 2217826548 3326739822 4435653096 6653479644 13306959288