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12303013092 = 2234722995257
BaseRepresentation
bin10110111010101000…
…10001010011100100
31011202102021211011120
423131110101103210
5200144032404332
65352452133540
7613610612556
oct133524212344
934672254146
1012303013092
115243803917
1224743072b0
131210b78c06
14849d774d6
154c017732c
hex2dd5114e4

12303013092 has 48 divisors (see below), whose sum is σ = 29446152960. Its totient is φ = 3996179712.

The previous prime is 12303013091. The next prime is 12303013141. The reversal of 12303013092 is 29031030321.

It is a super-2 number, since 2×123030130922 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12303013091) 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, 81528 + ... + 176784.

It is an arithmetic number, because the mean of its divisors is an integer number (613461520).

Almost surely, 212303013092 is an apocalyptic number.

12303013092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12303013092 is an abundant number, since it is smaller than the sum of its proper divisors (17143139868).

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

12303013092 is a wasteful number, since it uses less digits than its factorization.

12303013092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95540 (or 95538 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The spelling of 12303013092 in words is "twelve billion, three hundred three million, thirteen thousand, ninety-two".

Divisors: 1 2 3 4 6 12 47 94 141 188 229 282 458 564 687 916 1374 2748 10763 21526 32289 43052 64578 95257 129156 190514 285771 381028 571542 1143084 4477079 8954158 13431237 17908316 21813853 26862474 43627706 53724948 65441559 87255412 130883118 261766236 1025251091 2050502182 3075753273 4101004364 6151506546 12303013092