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76469960 = 2357273107
BaseRepresentation
bin1001000111011…
…01011011001000
312022220002001202
410203231123020
5124034014320
611331003332
71615661330
oct443553310
9168802052
1076469960
113a190016
1221739548
1312ac56c8
14a2280c0
156aa7b75
hex48ed6c8

76469960 has 32 divisors (see below), whose sum is σ = 196637760. Its totient is φ = 26218176.

The previous prime is 76469951. The next prime is 76469971. The reversal of 76469960 is 6996467.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136274 + ... + 136833.

It is an arithmetic number, because the mean of its divisors is an integer number (6144930).

Almost surely, 276469960 is an apocalyptic number.

76469960 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

76469960 is an abundant number, since it is smaller than the sum of its proper divisors (120167800).

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

76469960 is a wasteful number, since it uses less digits than its factorization.

76469960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273125 (or 273121 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 76469960 is about 8744.7104011511. The cubic root of 76469960 is about 424.4536647719.

The spelling of 76469960 in words is "seventy-six million, four hundred sixty-nine thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 273107 546214 1092428 1365535 1911749 2184856 2731070 3823498 5462140 7646996 9558745 10924280 15293992 19117490 38234980 76469960