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80057310 = 2352668577
BaseRepresentation
bin1001100010110…
…01001111011110
312120122022222120
410301121033132
5130443313220
611535523410
71661322144
oct461311736
9176568876
1080057310
1141210273
1222989566
13137804b8
14a8bd594
157065a40
hex4c593de

80057310 has 16 divisors (see below), whose sum is σ = 192137616. Its totient is φ = 21348608.

The previous prime is 80057261. The next prime is 80057321. The reversal of 80057310 is 1375008.

It is a super-2 number, since 2×800573102 = 12818345768872200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334259 + ... + 1334318.

It is an arithmetic number, because the mean of its divisors is an integer number (12008601).

Almost surely, 280057310 is an apocalyptic number.

80057310 is an abundant number, since it is smaller than the sum of its proper divisors (112080306).

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

80057310 is a wasteful number, since it uses less digits than its factorization.

80057310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668587.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 80057310 is about 8947.4750628320. The cubic root of 80057310 is about 430.9898056564.

The spelling of 80057310 in words is "eighty million, fifty-seven thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 2668577 5337154 8005731 13342885 16011462 26685770 40028655 80057310