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315076223 = 7211584557
BaseRepresentation
bin10010110001111…
…010111001111111
3210221212112022202
4102301322321333
51121124414343
651133102115
710544050400
oct2261727177
9727775282
10315076223
11151941480
128962793b
1350379047
142dbb99a7
151c9dadb8
hex12c7ae7f

315076223 has 12 divisors (see below), whose sum is σ = 399837672. Its totient is φ = 245513520.

The previous prime is 315076211. The next prime is 315076231. The reversal of 315076223 is 322670513.

It is not a de Polignac number, because 315076223 - 24 = 315076207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315076243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291740 + ... + 292817.

It is an arithmetic number, because the mean of its divisors is an integer number (33319806).

Almost surely, 2315076223 is an apocalyptic number.

315076223 is a deficient number, since it is larger than the sum of its proper divisors (84761449).

315076223 is a wasteful number, since it uses less digits than its factorization.

315076223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584582 (or 584575 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 315076223 is about 17750.3865591710. The cubic root of 315076223 is about 680.4640884722.

The spelling of 315076223 in words is "three hundred fifteen million, seventy-six thousand, two hundred twenty-three".

Divisors: 1 7 11 49 77 539 584557 4091899 6430127 28643293 45010889 315076223