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12462104920 = 235359386711
BaseRepresentation
bin10111001101100110…
…01010000101011000
31012011111122112010111
423212303022011120
5201010244324140
65420334054104
7620552100256
oct134663120530
935144575114
1012462104920
115315595971
1224b964a334
131237b0c1a5
1486314b5d6
154ce1007ea
hex2e6cca158

12462104920 has 32 divisors (see below), whose sum is σ = 28047863520. Its totient is φ = 4983397120.

The previous prime is 12462104891. The next prime is 12462104971. The reversal of 12462104920 is 2940126421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100365 + ... + 187075.

It is an arithmetic number, because the mean of its divisors is an integer number (876495735).

Almost surely, 212462104920 is an apocalyptic number.

12462104920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12462104920 is an abundant number, since it is smaller than the sum of its proper divisors (15585758600).

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

12462104920 is a wasteful number, since it uses less digits than its factorization.

12462104920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90315 (or 90311 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 12462104920 in words is "twelve billion, four hundred sixty-two million, one hundred four thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3593 7186 14372 17965 28744 35930 71860 86711 143720 173422 346844 433555 693688 867110 1734220 3468440 311552623 623105246 1246210492 1557763115 2492420984 3115526230 6231052460 12462104920