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80255328 = 253835993
BaseRepresentation
bin1001100100010…
…01100101100000
312121000101121120
410302021211200
5131021132303
611544052240
71663105356
oct462114540
9177011546
1080255328
114133601a
1222a64080
131381c67a
14a9317d6
1570a4553
hex4c89960

80255328 has 24 divisors (see below), whose sum is σ = 210670488. Its totient is φ = 26751744.

The previous prime is 80255299. The next prime is 80255341. The reversal of 80255328 is 82355208.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417901 + ... + 418092.

It is an arithmetic number, because the mean of its divisors is an integer number (8777937).

Almost surely, 280255328 is an apocalyptic number.

It is an amenable number.

80255328 is an abundant number, since it is smaller than the sum of its proper divisors (130415160).

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

80255328 is a wasteful number, since it uses less digits than its factorization.

80255328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836006 (or 835998 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 80255328 is about 8958.5338086095. The cubic root of 80255328 is about 431.3448574366.

The spelling of 80255328 in words is "eighty million, two hundred fifty-five thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 835993 1671986 2507979 3343972 5015958 6687944 10031916 13375888 20063832 26751776 40127664 80255328