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316883138 = 211132813943
BaseRepresentation
bin10010111000110…
…100000011000010
3211002021022221112
4102320310003002
51122110230023
651235523322
710565314355
oct2270640302
9732238845
10316883138
11152965aa0
128a159542
135085c620
143012a29c
151cc46478
hex12e340c2

316883138 has 32 divisors (see below), whose sum is σ = 560552832. Its totient is φ = 132451200.

The previous prime is 316883123. The next prime is 316883143. The reversal of 316883138 is 831388613.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 316883095 and 316883104.

It is an unprimeable number.

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, 78395 + ... + 82337.

It is an arithmetic number, because the mean of its divisors is an integer number (17517276).

Almost surely, 2316883138 is an apocalyptic number.

316883138 is a deficient number, since it is larger than the sum of its proper divisors (243669694).

316883138 is a wasteful number, since it uses less digits than its factorization.

316883138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4250.

The product of its digits is 82944, while the sum is 41.

The square root of 316883138 is about 17801.2117003310. The cubic root of 316883138 is about 681.7623963398.

The spelling of 316883138 in words is "three hundred sixteen million, eight hundred eighty-three thousand, one hundred thirty-eight".

Divisors: 1 2 11 13 22 26 143 281 286 562 3091 3653 3943 6182 7306 7886 40183 43373 51259 80366 86746 102518 563849 1107983 1127698 2215966 12187813 14403779 24375626 28807558 158441569 316883138