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516057147 = 32431518831
BaseRepresentation
bin11110110000100…
…110100000111011
31022222001102022200
4132300212200323
52024102312042
6123112521243
715534261534
oct3660464073
91288042280
10516057147
11245334411
121249b0223
1382bb7978
144c77568b
153048ac4c
hex1ec2683b

516057147 has 24 divisors (see below), whose sum is σ = 767889408. Its totient is φ = 333774000.

The previous prime is 516057079. The next prime is 516057163. The reversal of 516057147 is 741750615.

516057147 is a `hidden beast` number, since 5 + 1 + 605 + 7 + 1 + 47 = 666.

It is not a de Polignac number, because 516057147 - 216 = 515991611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516057547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54022 + ... + 62852.

It is an arithmetic number, because the mean of its divisors is an integer number (31995392).

Almost surely, 2516057147 is an apocalyptic number.

516057147 is a deficient number, since it is larger than the sum of its proper divisors (251832261).

516057147 is a wasteful number, since it uses less digits than its factorization.

516057147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9031 (or 9028 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 516057147 is about 22716.8912265741. The cubic root of 516057147 is about 802.1075403623.

The spelling of 516057147 in words is "five hundred sixteen million, fifty-seven thousand, one hundred forty-seven".

Divisors: 1 3 9 43 129 151 387 453 1359 6493 8831 19479 26493 58437 79479 379733 1139199 1333481 3417597 4000443 12001329 57339683 172019049 516057147