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76080636 = 223219111229
BaseRepresentation
bin1001000100011…
…10010111111100
312022011022000100
410202032113330
5123434040021
611314401100
71612450302
oct442162774
9168138010
1076080636
1139a44565
1221590190
13129ba438
14a166272
156a2c626
hex488e5fc

76080636 has 36 divisors (see below), whose sum is σ = 202438600. Its totient is φ = 24025248.

The previous prime is 76080629. The next prime is 76080637. The reversal of 76080636 is 63608067.

It is a happy number.

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

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 76080636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76080637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54931 + ... + 56298.

Almost surely, 276080636 is an apocalyptic number.

76080636 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

76080636 is an abundant number, since it is smaller than the sum of its proper divisors (126357964).

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

76080636 is a wasteful number, since it uses less digits than its factorization.

76080636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111258 (or 111253 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 76080636 is about 8722.4214527848. The cubic root of 76080636 is about 423.7321124357.

The spelling of 76080636 in words is "seventy-six million, eighty thousand, six hundred thirty-six".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 111229 222458 333687 444916 667374 1001061 1334748 2002122 2113351 4004244 4226702 6340053 8453404 12680106 19020159 25360212 38040318 76080636