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315047425532 = 22750231223999
BaseRepresentation
bin1001001010110100100…
…10100011010111111100
31010010012012022110000212
410211122102203113330
520130204120104112
6400421503411552
731522111634540
oct4453222432774
91103165273025
10315047425532
1111167a070874
12510848b3bb8
132392a4412b8
141136978da20
1582dd740522
hex495a4a35fc

315047425532 has 24 divisors (see below), whose sum is σ = 630110208000. Its totient is φ = 135017034480.

The previous prime is 315047425501. The next prime is 315047425577. The reversal of 315047425532 is 235524740513.

It is a self number, because there is not a number n which added to its sum of digits gives 315047425532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294469 + ... + 1518467.

It is an arithmetic number, because the mean of its divisors is an integer number (26254592000).

Almost surely, 2315047425532 is an apocalyptic number.

It is an amenable number.

315047425532 is an abundant number, since it is smaller than the sum of its proper divisors (315062782468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315047425532 is a wasteful number, since it uses less digits than its factorization.

315047425532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274241 (or 274239 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 41.

The spelling of 315047425532 in words is "three hundred fifteen billion, forty-seven million, four hundred twenty-five thousand, five hundred thirty-two".

Divisors: 1 2 4 7 14 28 50231 100462 200924 223999 351617 447998 703234 895996 1406468 1567993 3135986 6271972 11251693769 22503387538 45006775076 78761856383 157523712766 315047425532