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316643106 = 23134059527
BaseRepresentation
bin10010110111111…
…001011100100010
3211001211010200110
4102313321130202
51122030034411
651230432150
710563264513
oct2267713442
9731733613
10316643106
1115281171a
128a062656
13507a72b0
14300a6a0a
151cbea2a6
hex12df9722

316643106 has 16 divisors (see below), whose sum is σ = 682000704. Its totient is φ = 97428624.

The previous prime is 316643101. The next prime is 316643137. The reversal of 316643106 is 601346613.

It is not an unprimeable number, because it can be changed into a prime (316643101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029686 + ... + 2029841.

It is an arithmetic number, because the mean of its divisors is an integer number (42625044).

Almost surely, 2316643106 is an apocalyptic number.

316643106 is an abundant number, since it is smaller than the sum of its proper divisors (365357598).

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

316643106 is a wasteful number, since it uses less digits than its factorization.

316643106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059545.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 316643106 is about 17794.4684101549. The cubic root of 316643106 is about 681.5902128560.

Adding to 316643106 its reverse (601346613), we get a palindrome (917989719).

The spelling of 316643106 in words is "three hundred sixteen million, six hundred forty-three thousand, one hundred six".

Divisors: 1 2 3 6 13 26 39 78 4059527 8119054 12178581 24357162 52773851 105547702 158321553 316643106