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316803055 = 51914922381
BaseRepresentation
bin10010111000100…
…000011111101111
3211002010021002111
4102320200133233
51122100144210
651234104451
710564532032
oct2270403757
9732107074
10316803055
11152910908
128a11b127
135083203a
1430109019
151cc2c88a
hex12e207ef

316803055 has 16 divisors (see below), whose sum is σ = 402876000. Its totient is φ = 238481280.

The previous prime is 316803031. The next prime is 316803061. The reversal of 316803055 is 550308613.

It is not a de Polignac number, because 316803055 - 221 = 314705903 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2965 + ... + 25345.

It is an arithmetic number, because the mean of its divisors is an integer number (25179750).

Almost surely, 2316803055 is an apocalyptic number.

316803055 is a deficient number, since it is larger than the sum of its proper divisors (86072945).

316803055 is a wasteful number, since it uses less digits than its factorization.

316803055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22554.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 316803055 is about 17798.9621888469. The cubic root of 316803055 is about 681.7049596264.

It can be divided in two parts, 31 and 6803055, that added together give a palindrome (6803086).

The spelling of 316803055 in words is "three hundred sixteen million, eight hundred three thousand, fifty-five".

Divisors: 1 5 19 95 149 745 2831 14155 22381 111905 425239 2126195 3334769 16673845 63360611 316803055