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76145061 = 3175314479
BaseRepresentation
bin1001000100111…
…10000110100101
312022021120101110
410202132012211
5123443120221
611320015233
71613136156
oct442360645
9168246343
1076145061
1139a88a03
1221601519
1312a10865
14a18192d
156a41776
hex489e1a5

76145061 has 8 divisors (see below), whose sum is σ = 101591680. Its totient is φ = 50730912.

The previous prime is 76145051. The next prime is 76145063. The reversal of 76145061 is 16054167.

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

It is not a de Polignac number, because 76145061 - 27 = 76144933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76145063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1981 + ... + 12498.

It is an arithmetic number, because the mean of its divisors is an integer number (12698960).

Almost surely, 276145061 is an apocalyptic number.

It is an amenable number.

76145061 is a deficient number, since it is larger than the sum of its proper divisors (25446619).

76145061 is a wasteful number, since it uses less digits than its factorization.

76145061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16235.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 76145061 is about 8726.1137398042. The cubic root of 76145061 is about 423.8516839887.

The spelling of 76145061 in words is "seventy-six million, one hundred forty-five thousand, sixty-one".

Divisors: 1 3 1753 5259 14479 43437 25381687 76145061