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80470076 = 2220117519
BaseRepresentation
bin1001100101111…
…10000000111100
312121102022012012
410302332000330
5131100020301
611552430352
71664661431
oct462760074
9177368165
1080470076
11414723a5
1222b483b8
131389633b
14a989b88
1570e7ebb
hex4cbe03c

80470076 has 6 divisors (see below), whose sum is σ = 140822640. Its totient is φ = 40235036.

The previous prime is 80470067. The next prime is 80470087. The reversal of 80470076 is 67007408.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 10058756 + ... + 10058763.

It is an arithmetic number, because the mean of its divisors is an integer number (23470440).

Almost surely, 280470076 is an apocalyptic number.

It is an amenable number.

80470076 is a deficient number, since it is larger than the sum of its proper divisors (60352564).

80470076 is a wasteful number, since it uses less digits than its factorization.

80470076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20117523 (or 20117521 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 80470076 is about 8970.5114681383. The cubic root of 80470076 is about 431.7292470668.

The spelling of 80470076 in words is "eighty million, four hundred seventy thousand, seventy-six".

Divisors: 1 2 4 20117519 40235038 80470076