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124142068 = 2231035517
BaseRepresentation
bin1110110011001…
…00000111110100
322122121001220101
413121210013310
5223240021233
620152443444
73035122141
oct731440764
9278531811
10124142068
1164090856
12356a9584
131c94735b
14126b73c8
hex76641f4

124142068 has 6 divisors (see below), whose sum is σ = 217248626. Its totient is φ = 62071032.

The previous prime is 124142047. The next prime is 124142071. The reversal of 124142068 is 860241421.

It can be written as a sum of positive squares in only one way, i.e., 122367844 + 1774224 = 11062^2 + 1332^2 .

It is a super-2 number, since 2×1241420682 = 30822506094633248, 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, 15517755 + ... + 15517762.

Almost surely, 2124142068 is an apocalyptic number.

It is an amenable number.

124142068 is a deficient number, since it is larger than the sum of its proper divisors (93106558).

124142068 is a wasteful number, since it uses less digits than its factorization.

124142068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31035521 (or 31035519 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 124142068 is about 11141.9059410857. The cubic root of 124142068 is about 498.8534635847.

Adding to 124142068 its reverse (860241421), we get a palindrome (984383489).

The spelling of 124142068 in words is "one hundred twenty-four million, one hundred forty-two thousand, sixty-eight".

Divisors: 1 2 4 31035517 62071034 124142068