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316465212 = 22374917673
BaseRepresentation
bin10010110111001…
…110000000111100
3211001111002122210
4102313032000330
51122003341322
651222540420
710561624050
oct2267160074
9731432583
10316465212
111526aaaa8
1289b97710
135074432b
143005bc60
151cbb270c
hex12dce03c

316465212 has 48 divisors (see below), whose sum is σ = 845736192. Its totient is φ = 90222720.

The previous prime is 316465207. The next prime is 316465213. The reversal of 316465212 is 212564613.

It is a self number, because there is not a number n which added to its sum of digits gives 316465212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316465213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37408 + ... + 45080.

It is an arithmetic number, because the mean of its divisors is an integer number (17619504).

Almost surely, 2316465212 is an apocalyptic number.

It is an amenable number.

316465212 is an abundant number, since it is smaller than the sum of its proper divisors (529270980).

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

316465212 is a wasteful number, since it uses less digits than its factorization.

316465212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8178 (or 8176 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 316465212 is about 17789.4691320455. The cubic root of 316465212 is about 681.4625470172.

The spelling of 316465212 in words is "three hundred sixteen million, four hundred sixty-five thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 491 982 1473 1964 2946 3437 5892 6874 7673 10311 13748 15346 20622 23019 30692 41244 46038 53711 92076 107422 161133 214844 322266 644532 3767443 7534886 11302329 15069772 22604658 26372101 45209316 52744202 79116303 105488404 158232606 316465212