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76560084 = 223221110079
BaseRepresentation
bin1001001000000…
…11011011010100
312100001122200200
410210003123110
5124044410314
611332540500
71616515146
oct444033324
9170048620
1076560084
113a2417a7
1221781730
1312b27733
14a24cc96
156ac4709
hex49036d4

76560084 has 36 divisors (see below), whose sum is σ = 194463360. Its totient is φ = 25396560.

The previous prime is 76560083. The next prime is 76560103. The reversal of 76560084 is 48006567.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×765600842 = 11722892924174112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76560083) 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 11 ways as a sum of consecutive naturals, for example, 2557 + ... + 12635.

It is an arithmetic number, because the mean of its divisors is an integer number (5401760).

Almost surely, 276560084 is an apocalyptic number.

It is an amenable number.

76560084 is an abundant number, since it is smaller than the sum of its proper divisors (117903276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76560084 is a wasteful number, since it uses less digits than its factorization.

76560084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10300 (or 10295 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 76560084 is about 8749.8619417680. The cubic root of 76560084 is about 424.6203465382.

The spelling of 76560084 in words is "seventy-six million, five hundred sixty thousand, eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 211 422 633 844 1266 1899 2532 3798 7596 10079 20158 30237 40316 60474 90711 120948 181422 362844 2126669 4253338 6380007 8506676 12760014 19140021 25520028 38280042 76560084