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76140084 = 2236345007
BaseRepresentation
bin1001000100111…
…00111000110100
312022021022120010
410202130320310
5123442440314
611315540220
71613115516
oct442347064
9168238503
1076140084
1139a85199
12215ba670
1312a0b507
14a17dbb6
156a40059
hex489ce34

76140084 has 12 divisors (see below), whose sum is σ = 177660224. Its totient is φ = 25380024.

The previous prime is 76140083. The next prime is 76140101. The reversal of 76140084 is 48004167.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76140083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3172492 + ... + 3172515.

Almost surely, 276140084 is an apocalyptic number.

It is an amenable number.

76140084 is an abundant number, since it is smaller than the sum of its proper divisors (101520140).

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

76140084 is a wasteful number, since it uses less digits than its factorization.

76140084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6345014 (or 6345012 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 76140084 is about 8725.8285566472. The cubic root of 76140084 is about 423.8424491775.

The spelling of 76140084 in words is "seventy-six million, one hundred forty thousand, eighty-four".

Divisors: 1 2 3 4 6 12 6345007 12690014 19035021 25380028 38070042 76140084