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124142164 = 2231035541
BaseRepresentation
bin1110110011001…
…00001001010100
322122121002000221
413121210021110
5223240022124
620152444124
73035122336
oct731441124
9278532027
10124142164
1164090933
12356a9644
131c947403
14126b7456
15ad72ce4
hex7664254

124142164 has 6 divisors (see below), whose sum is σ = 217248794. Its totient is φ = 62071080.

The previous prime is 124142159. The next prime is 124142189. The reversal of 124142164 is 461241421.

It can be written as a sum of positive squares in only one way, i.e., 113252164 + 10890000 = 10642^2 + 3300^2 .

It is a super-2 number, since 2×1241421642 = 30822553765205792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15517767 + ... + 15517774.

Almost surely, 2124142164 is an apocalyptic number.

It is an amenable number.

124142164 is a deficient number, since it is larger than the sum of its proper divisors (93106630).

124142164 is a wasteful number, since it uses less digits than its factorization.

124142164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31035545 (or 31035543 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 124142164 is about 11141.9102491449. The cubic root of 124142164 is about 498.8535921737.

Adding to 124142164 its reverse (461241421), we get a palindrome (585383585).

The spelling of 124142164 in words is "one hundred twenty-four million, one hundred forty-two thousand, one hundred sixty-four".

Divisors: 1 2 4 31035541 62071082 124142164