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103308966972 = 2233956564509
BaseRepresentation
bin110000000110110110…
…0011011110000111100
3100212122210001021121000
41200031230123300330
53143034043420342
6115243125410300
710315043505351
oct1401554336074
9325583037530
10103308966972
113a8a4244a52
1218031b69990
139985211373
1450006d2628
152a499ae44c
hex180db1bc3c

103308966972 has 24 divisors (see below), whose sum is σ = 267838062800. Its totient is φ = 34436322288.

The previous prime is 103308966947. The next prime is 103308966979. The reversal of 103308966972 is 279669803301.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct 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 (103308966979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478282147 + ... + 478282362.

Almost surely, 2103308966972 is an apocalyptic number.

103308966972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103308966972 is an abundant number, since it is smaller than the sum of its proper divisors (164529095828).

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

103308966972 is a wasteful number, since it uses less digits than its factorization.

103308966972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956564522 (or 956564514 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 103308966972 in words is "one hundred three billion, three hundred eight million, nine hundred sixty-six thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 956564509 1913129018 2869693527 3826258036 5739387054 8609080581 11478774108 17218161162 25827241743 34436322324 51654483486 103308966972