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80550256370 = 258055025637
BaseRepresentation
bin100101100000100101…
…0110101111011110010
321200220200111222211112
41023001022311323302
52304431331200440
6101000531313322
75551052611403
oct1130112657362
9250820458745
1080550256370
1131185579911
121374014b842
137799134bbc
143c81c939aa
152166962965
hex12c12b5ef2

80550256370 has 8 divisors (see below), whose sum is σ = 144990461484. Its totient is φ = 32220102544.

The previous prime is 80550256331. The next prime is 80550256387. The reversal of 80550256370 is 7365205508.

It can be written as a sum of positive squares in 2 ways, for example, as 79279975489 + 1270280881 = 281567^2 + 35641^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4027512809 + ... + 4027512828.

Almost surely, 280550256370 is an apocalyptic number.

80550256370 is a deficient number, since it is larger than the sum of its proper divisors (64440205114).

80550256370 is a wasteful number, since it uses less digits than its factorization.

80550256370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8055025644.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 80550256370 in words is "eighty billion, five hundred fifty million, two hundred fifty-six thousand, three hundred seventy".

Divisors: 1 2 5 10 8055025637 16110051274 40275128185 80550256370