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13470379864 = 234339158081
BaseRepresentation
bin11001000101110010…
…11010111101011000
31021202202220012022221
430202321122331120
5210041404123424
610104352553424
7654544224334
oct144271327530
937682805287
1013470379864
115792750847
12273b252874
131368985996
1491b0107c4
1553c8b89e4
hex322e5af58

13470379864 has 16 divisors (see below), whose sum is σ = 25844334120. Its totient is φ = 6578557440.

The previous prime is 13470379843. The next prime is 13470379889. The reversal of 13470379864 is 46897307431.

It is a super-2 number, since 2×134703798642 (a number of 21 digits) contains 22 as substring.

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, 19578697 + ... + 19579384.

Almost surely, 213470379864 is an apocalyptic number.

It is an amenable number.

13470379864 is a deficient number, since it is larger than the sum of its proper divisors (12373954256).

13470379864 is a wasteful number, since it uses less digits than its factorization.

13470379864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39158130 (or 39158126 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 13470379864 in words is "thirteen billion, four hundred seventy million, three hundred seventy-nine thousand, eight hundred sixty-four".

Divisors: 1 2 4 8 43 86 172 344 39158081 78316162 156632324 313264648 1683797483 3367594966 6735189932 13470379864