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315272377 = 7192370469
BaseRepresentation
bin10010110010101…
…010110010111001
3210222020111101201
4102302222302321
51121202204002
651141214201
710545525310
oct2262526271
9728214351
10315272377
11151a65892
1289701361
1350417404
142dc2b277
151ca29087
hex12caacb9

315272377 has 8 divisors (see below), whose sum is σ = 379275200. Its totient is φ = 256010544.

The previous prime is 315272359. The next prime is 315272479. The reversal of 315272377 is 773272513.

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 315272377 - 215 = 315239609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315272677) 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, 1185102 + ... + 1185367.

It is an arithmetic number, because the mean of its divisors is an integer number (47409400).

Almost surely, 2315272377 is an apocalyptic number.

It is an amenable number.

315272377 is a deficient number, since it is larger than the sum of its proper divisors (64002823).

315272377 is a wasteful number, since it uses less digits than its factorization.

315272377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370495.

The product of its digits is 61740, while the sum is 37.

The square root of 315272377 is about 17755.9110439313. The cubic root of 315272377 is about 680.6052691916.

The spelling of 315272377 in words is "three hundred fifteen million, two hundred seventy-two thousand, three hundred seventy-seven".

Divisors: 1 7 19 133 2370469 16593283 45038911 315272377