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316152323 = 904334961
BaseRepresentation
bin10010110110000…
…001101000000011
3211000220012110022
4102312001220003
51121413333243
651212124055
710556151614
oct2266015003
9730805408
10316152323
11152506a13
1289a6662b
1350664aa6
142ddb9c0b
151cb4eb68
hex12d81a03

316152323 has 4 divisors (see below), whose sum is σ = 316196328. Its totient is φ = 316108320.

The previous prime is 316152311. The next prime is 316152377. The reversal of 316152323 is 323251613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323251613 = 2411341293.

It is a cyclic number.

It is not a de Polignac number, because 316152323 - 26 = 316152259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 316152292 and 316152301.

It is not an unprimeable number, because it can be changed into a prime (316152623) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8438 + ... + 26523.

It is an arithmetic number, because the mean of its divisors is an integer number (79049082).

Almost surely, 2316152323 is an apocalyptic number.

316152323 is a deficient number, since it is larger than the sum of its proper divisors (44005).

316152323 is an equidigital number, since it uses as much as digits as its factorization.

316152323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44004.

The product of its digits is 3240, while the sum is 26.

The square root of 316152323 is about 17780.6727375541. The cubic root of 316152323 is about 681.2378857313.

The spelling of 316152323 in words is "three hundred sixteen million, one hundred fifty-two thousand, three hundred twenty-three".

Divisors: 1 9043 34961 316152323