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80025252575 = 5210133159931
BaseRepresentation
bin100101010000111100…
…0000111001011011111
321122120002122001000112
41022201320013023133
52302342431040300
6100432454520235
75532046265162
oct1124170071337
9248502561015
1080025252575
1130a36194784
121361436607b
137714436c78
143c3226dad9
15213580ae35
hex12a1e072df

80025252575 has 12 divisors (see below), whose sum is σ = 99329302488. Its totient is φ = 63956983200.

The previous prime is 80025252569. The next prime is 80025252613. The reversal of 80025252575 is 57525252008.

It is not a de Polignac number, because 80025252575 - 230 = 78951510751 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1554641 + ... + 1605290.

It is an arithmetic number, because the mean of its divisors is an integer number (8277441874).

Almost surely, 280025252575 is an apocalyptic number.

80025252575 is a deficient number, since it is larger than the sum of its proper divisors (19304049913).

80025252575 is a wasteful number, since it uses less digits than its factorization.

80025252575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160954 (or 3160949 counting only the distinct ones).

The product of its (nonzero) digits is 280000, while the sum is 41.

The spelling of 80025252575 in words is "eighty billion, twenty-five million, two hundred fifty-two thousand, five hundred seventy-five".

Divisors: 1 5 25 1013 5065 25325 3159931 15799655 78998275 3201010103 16005050515 80025252575