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76988108 = 22111717231
BaseRepresentation
bin1001001011010…
…11111011001100
312100212101211102
410211223323030
5124202104413
611350042232
71623250061
oct445537314
9170771742
1076988108
113a50433a
1221949378
1312c474c2
14a320c68
156b5b458
hex496becc

76988108 has 12 divisors (see below), whose sum is σ = 134857632. Its totient is φ = 38457360.

The previous prime is 76988101. The next prime is 76988113. The reversal of 76988108 is 80188967.

It is not an unprimeable number, because it can be changed into a prime (76988101) 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, 4148 + ... + 13083.

It is an arithmetic number, because the mean of its divisors is an integer number (11238136).

Almost surely, 276988108 is an apocalyptic number.

It is an amenable number.

76988108 is a deficient number, since it is larger than the sum of its proper divisors (57869524).

76988108 is a wasteful number, since it uses less digits than its factorization.

76988108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18352 (or 18350 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 47.

The square root of 76988108 is about 8774.2867516397. The cubic root of 76988108 is about 425.4101839191.

The spelling of 76988108 in words is "seventy-six million, nine hundred eighty-eight thousand, one hundred eight".

Divisors: 1 2 4 1117 2234 4468 17231 34462 68924 19247027 38494054 76988108