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76100080 = 2457135893
BaseRepresentation
bin1001000100100…
…11000111110000
312022012021200111
410202103013300
5123440200310
611315031104
71612561060
oct442230760
9168167614
1076100080
1139a58131
122159b494
13129c6244
14a16d3a0
156a3328a
hex48931f0

76100080 has 40 divisors (see below), whose sum is σ = 202210272. Its totient is φ = 26091264.

The previous prime is 76100053. The next prime is 76100099. The reversal of 76100080 is 8000167.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67387 + ... + 68506.

Almost surely, 276100080 is an apocalyptic number.

76100080 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

76100080 is an abundant number, since it is smaller than the sum of its proper divisors (126110192).

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

76100080 is a wasteful number, since it uses less digits than its factorization.

76100080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135913 (or 135907 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 76100080 is about 8723.5359803236. The cubic root of 76100080 is about 423.7682072330.

The spelling of 76100080 in words is "seventy-six million, one hundred thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 135893 271786 543572 679465 951251 1087144 1358930 1902502 2174288 2717860 3805004 4756255 5435720 7610008 9512510 10871440 15220016 19025020 38050040 76100080