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316223007 = 3971086677
BaseRepresentation
bin10010110110010…
…010111000011111
3211001000210102020
4102312102320133
51121423114012
651213431223
710556564652
oct2266227037
9731023366
10316223007
11152555031
1289a9b513
135068b009
142ddd7899
151cb65a8c
hex12d92e1f

316223007 has 8 divisors (see below), whose sum is σ = 425977776. Its totient is φ = 208641792.

The previous prime is 316222999. The next prime is 316223041. The reversal of 316223007 is 700322613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 316223007 - 23 = 316222999 is a prime.

It is a super-2 number, since 2×3162230072 = 199993980312244098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316223057) 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, 543048 + ... + 543629.

It is an arithmetic number, because the mean of its divisors is an integer number (53247222).

Almost surely, 2316223007 is an apocalyptic number.

316223007 is a deficient number, since it is larger than the sum of its proper divisors (109754769).

316223007 is a wasteful number, since it uses less digits than its factorization.

316223007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086777.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 316223007 is about 17782.6602902940. The cubic root of 316223007 is about 681.2886513772.

The spelling of 316223007 in words is "three hundred sixteen million, two hundred twenty-three thousand, seven".

Divisors: 1 3 97 291 1086677 3260031 105407669 316223007