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124942 = 2179349
BaseRepresentation
bin11110100000001110
320100101111
4132200032
512444232
62402234
71030156
oct364016
9210344
10124942
1185964
126037a
1344b3c
1433766
1527047
hex1e80e

124942 has 8 divisors (see below), whose sum is σ = 189000. Its totient is φ = 61944.

The previous prime is 124919. The next prime is 124951. The reversal of 124942 is 249421.

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

It is a super-2 number, since 2×1249422 = 31221006728, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184 + ... + 532.

It is an arithmetic number, because the mean of its divisors is an integer number (23625).

2124942 is an apocalyptic number.

124942 is a deficient number, since it is larger than the sum of its proper divisors (64058).

124942 is a wasteful number, since it uses less digits than its factorization.

124942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530.

The product of its digits is 576, while the sum is 22.

The square root of 124942 is about 353.4713566896. The cubic root of 124942 is about 49.9922654703.

The spelling of 124942 in words is "one hundred twenty-four thousand, nine hundred forty-two".

Divisors: 1 2 179 349 358 698 62471 124942