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13368274008 = 233557011417
BaseRepresentation
bin11000111001100111…
…11010110001011000
31021111122202200102120
430130303322301120
5204334234232013
610050304301240
7652164311535
oct143463726130
937448680376
1013368274008
115740051141
122711011820
13135078580b
1490b631d8c
1553394a123
hex31ccfac58

13368274008 has 16 divisors (see below), whose sum is σ = 33420685080. Its totient is φ = 4456091328.

The previous prime is 13368273931. The next prime is 13368274033. The reversal of 13368274008 is 80047286331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278505685 + ... + 278505732.

Almost surely, 213368274008 is an apocalyptic number.

It is an amenable number.

13368274008 is an abundant number, since it is smaller than the sum of its proper divisors (20052411072).

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

13368274008 is a wasteful number, since it uses less digits than its factorization.

13368274008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557011426 (or 557011422 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

It can be divided in two parts, 133682 and 74008, that added together give a triangular number (207690 = T644).

The spelling of 13368274008 in words is "thirteen billion, three hundred sixty-eight million, two hundred seventy-four thousand, eight".

Divisors: 1 2 3 4 6 8 12 24 557011417 1114022834 1671034251 2228045668 3342068502 4456091336 6684137004 13368274008