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124013074985 = 5122392026523
BaseRepresentation
bin111001101111111000…
…0010101101000101001
3102212002200110221110022
41303133300111220221
54012434321344420
6132545410330225
711650105513322
oct1633760255051
9385080427408
10124013074985
1148659169818
122004b889975
13b904736157
146006301449
15335c45ec25
hex1cdfc15a29

124013074985 has 8 divisors (see below), whose sum is σ = 148827922560. Its totient is φ = 99202304944.

The previous prime is 124013074951. The next prime is 124013074987. The reversal of 124013074985 is 589470310421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124013074985 - 226 = 123945966121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124013074987) 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, 952067 + ... + 1074456.

It is an arithmetic number, because the mean of its divisors is an integer number (18603490320).

Almost surely, 2124013074985 is an apocalyptic number.

It is an amenable number.

124013074985 is a deficient number, since it is larger than the sum of its proper divisors (24814847575).

124013074985 is a wasteful number, since it uses less digits than its factorization.

124013074985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038767.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 124013074985 in words is "one hundred twenty-four billion, thirteen million, seventy-four thousand, nine hundred eighty-five".

Divisors: 1 5 12239 61195 2026523 10132615 24802614997 124013074985