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76138053 = 3179291607
BaseRepresentation
bin1001000100111…
…00011001000101
312022021012202220
410202130121011
5123442404203
611315522553
71613106555
oct442343105
9168235686
1076138053
1139a83712
12215b9459
1312a0a604
14a17d165
156a3e653
hex489c645

76138053 has 16 divisors (see below), whose sum is σ = 107671680. Its totient is φ = 47691776.

The previous prime is 76138039. The next prime is 76138061. The reversal of 76138053 is 35083167.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 76138053 - 26 = 76137989 is a prime.

It is a super-2 number, since 2×761380532 = 11594006229261618, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76138003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46576 + ... + 48182.

It is an arithmetic number, because the mean of its divisors is an integer number (6729480).

Almost surely, 276138053 is an apocalyptic number.

It is an amenable number.

76138053 is a deficient number, since it is larger than the sum of its proper divisors (31533627).

76138053 is a wasteful number, since it uses less digits than its factorization.

76138053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 76138053 is about 8725.7121772380. The cubic root of 76138053 is about 423.8386805464.

The spelling of 76138053 in words is "seventy-six million, one hundred thirty-eight thousand, fifty-three".

Divisors: 1 3 17 51 929 1607 2787 4821 15793 27319 47379 81957 1492903 4478709 25379351 76138053