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316379161 = 7359125897
BaseRepresentation
bin10010110110111…
…001000000011001
3211001022201121201
4102312321000121
51121443113121
651221034201
710561115140
oct2266710031
9731281551
10316379161
1115265138a
1289b55961
1350714107
1430038757
151cb96e91
hex12db9019

316379161 has 8 divisors (see below), whose sum is σ = 362586240. Its totient is φ = 270424608.

The previous prime is 316379143. The next prime is 316379179. The reversal of 316379161 is 161973613.

It is an interprime number because it is at equal distance from previous prime (316379143) and next prime (316379179).

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

It is a cyclic number.

It is not a de Polignac number, because 316379161 - 217 = 316248089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 316379161.

It is not an unprimeable number, because it can be changed into a prime (316379111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60436 + ... + 65461.

It is an arithmetic number, because the mean of its divisors is an integer number (45323280).

Almost surely, 2316379161 is an apocalyptic number.

It is an amenable number.

316379161 is a deficient number, since it is larger than the sum of its proper divisors (46207079).

316379161 is a wasteful number, since it uses less digits than its factorization.

316379161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126263.

The product of its digits is 20412, while the sum is 37.

The square root of 316379161 is about 17787.0503737972. The cubic root of 316379161 is about 681.4007752465.

The spelling of 316379161 in words is "three hundred sixteen million, three hundred seventy-nine thousand, one hundred sixty-one".

Divisors: 1 7 359 2513 125897 881279 45197023 316379161