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76055081 = 1929971423
BaseRepresentation
bin1001000100010…
…00001000101001
312022002222221212
410202020020221
5123432230311
611314042505
71612312634
oct442101051
9168088855
1076055081
1139a27343
1221579435
13129ab90b
14a15ac1b
156a24c8b
hex4888229

76055081 has 16 divisors (see below), whose sum is σ = 83731200. Its totient is φ = 68802048.

The previous prime is 76055051. The next prime is 76055087. The reversal of 76055081 is 18055067.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-76055081 is a prime.

It is a super-2 number, since 2×760550812 = 11568750691833122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76055087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52736 + ... + 54158.

It is an arithmetic number, because the mean of its divisors is an integer number (5233200).

Almost surely, 276055081 is an apocalyptic number.

It is an amenable number.

76055081 is a deficient number, since it is larger than the sum of its proper divisors (7676119).

76055081 is a wasteful number, since it uses less digits than its factorization.

76055081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 76055081 is about 8720.9564269064. The cubic root of 76055081 is about 423.6846641522.

The spelling of 76055081 in words is "seventy-six million, fifty-five thousand, eighty-one".

Divisors: 1 19 29 97 551 1423 1843 2813 27037 41267 53447 138031 784073 2622589 4002899 76055081