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124054231 = 7222311353
BaseRepresentation
bin1110110010011…
…10101011010111
322122102121102011
413121032223113
5223224213411
620150525051
73034305100
oct731165327
9278377364
10124054231
1164030864
1235666787
131c916392
14126933a7
15ad56c21
hex764ead7

124054231 has 12 divisors (see below), whose sum is σ = 144967872. Its totient is φ = 105846048.

The previous prime is 124054223. The next prime is 124054241. The reversal of 124054231 is 132450421.

It is not a de Polignac number, because 124054231 - 23 = 124054223 is a prime.

It is a super-2 number, since 2×1240542312 = 30778904458002722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124054241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5251 + ... + 16603.

It is an arithmetic number, because the mean of its divisors is an integer number (12080656).

Almost surely, 2124054231 is an apocalyptic number.

124054231 is a deficient number, since it is larger than the sum of its proper divisors (20913641).

124054231 is a wasteful number, since it uses less digits than its factorization.

124054231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11590 (or 11583 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 124054231 is about 11137.9635032622. The cubic root of 124054231 is about 498.7357808607.

The spelling of 124054231 in words is "one hundred twenty-four million, fifty-four thousand, two hundred thirty-one".

Divisors: 1 7 49 223 1561 10927 11353 79471 556297 2531719 17722033 124054231