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80255329 = 7114324239
BaseRepresentation
bin1001100100010…
…01100101100001
312121000101121121
410302021211201
5131021132304
611544052241
71663105360
oct462114541
9177011547
1080255329
1141336020
1222a64081
131381c67b
14a9317d7
1570a4554
hex4c89961

80255329 has 16 divisors (see below), whose sum is σ = 102389760. Its totient is φ = 61079760.

The previous prime is 80255299. The next prime is 80255341. The reversal of 80255329 is 92355208.

It is not a de Polignac number, because 80255329 - 29 = 80254817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80255294 and 80255303.

It is not an unprimeable number, because it can be changed into a prime (80255359) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8809 + ... + 15430.

It is an arithmetic number, because the mean of its divisors is an integer number (6399360).

Almost surely, 280255329 is an apocalyptic number.

It is an amenable number.

80255329 is a deficient number, since it is larger than the sum of its proper divisors (22134431).

80255329 is a wasteful number, since it uses less digits than its factorization.

80255329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24300.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 80255329 is about 8958.5338644222. The cubic root of 80255329 is about 431.3448592281.

The spelling of 80255329 in words is "eighty million, two hundred fifty-five thousand, three hundred twenty-nine".

Divisors: 1 7 11 43 77 301 473 3311 24239 169673 266629 1042277 1866403 7295939 11465047 80255329