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76988264 = 239623533
BaseRepresentation
bin1001001011010…
…11111101101000
312100212102001012
410211223331220
5124202111024
611350043052
71623250403
oct445537550
9170772035
1076988264
113a504471
1221949488
1312c475b2
14a320d3a
156b5b50e
hex496bf68

76988264 has 8 divisors (see below), whose sum is σ = 144353010. Its totient is φ = 38494128.

The previous prime is 76988251. The next prime is 76988269. The reversal of 76988264 is 46288967.

It can be written as a sum of positive squares in only one way, i.e., 63075364 + 13912900 = 7942^2 + 3730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (76988269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4811759 + ... + 4811774.

Almost surely, 276988264 is an apocalyptic number.

It is an amenable number.

76988264 is a deficient number, since it is larger than the sum of its proper divisors (67364746).

76988264 is a wasteful number, since it uses less digits than its factorization.

76988264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9623539 (or 9623535 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 76988264 is about 8774.2956412467. The cubic root of 76988264 is about 425.4104712533.

The spelling of 76988264 in words is "seventy-six million, nine hundred eighty-eight thousand, two hundred sixty-four".

Divisors: 1 2 4 8 9623533 19247066 38494132 76988264