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13283755620 = 2235325368059
BaseRepresentation
bin11000101111100011…
…00000011001100100
31021021202201200222220
430113301200121210
5204201120134440
610034044552340
7650120026332
oct142761403144
937252650886
1013283755620
1156a7374233
1226a88526b0
131339102935
14900310b52
1552b3028d0
hex317c60664

13283755620 has 48 divisors (see below), whose sum is σ = 37206496320. Its totient is φ = 3541193856.

The previous prime is 13283755619. The next prime is 13283755621. The reversal of 13283755620 is 2655738231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13283755619) and next prime (13283755621).

It is not an unprimeable number, because it can be changed into a prime (13283755621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161151 + ... + 229209.

It is an arithmetic number, because the mean of its divisors is an integer number (775135340).

Almost surely, 213283755620 is an apocalyptic number.

13283755620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13283755620 is an abundant number, since it is smaller than the sum of its proper divisors (23922740700).

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

13283755620 is a wasteful number, since it uses less digits than its factorization.

13283755620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71324 (or 71322 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 13283755620 in words is "thirteen billion, two hundred eighty-three million, seven hundred fifty-five thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3253 6506 9759 13012 16265 19518 32530 39036 48795 65060 68059 97590 136118 195180 204177 272236 340295 408354 680590 816708 1020885 1361180 2041770 4083540 221395927 442791854 664187781 885583708 1106979635 1328375562 2213959270 2656751124 3320938905 4427918540 6641877810 13283755620