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13478829064 = 231988676507
BaseRepresentation
bin11001000110110011…
…01001110000001000
31021210100210110110021
430203121221300020
5210101040012224
610105254030224
7655006104511
oct144331516010
937710713407
1013478829064
1157974a1858
122742048374
13136a6536cc
1491c1ada08
1553d4d71e4
hex323669c08

13478829064 has 16 divisors (see below), whose sum is σ = 26602952400. Its totient is φ = 6384708432.

The previous prime is 13478828983. The next prime is 13478829079. The reversal of 13478829064 is 46092887431.

It is a super-2 number, since 2×134788290642 (a number of 21 digits) contains 22 as substring.

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, 44338102 + ... + 44338405.

It is an arithmetic number, because the mean of its divisors is an integer number (1662684525).

Almost surely, 213478829064 is an apocalyptic number.

It is an amenable number.

13478829064 is a deficient number, since it is larger than the sum of its proper divisors (13124123336).

13478829064 is a wasteful number, since it uses less digits than its factorization.

13478829064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88676532 (or 88676528 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 13478829064 in words is "thirteen billion, four hundred seventy-eight million, eight hundred twenty-nine thousand, sixty-four".

Divisors: 1 2 4 8 19 38 76 152 88676507 177353014 354706028 709412056 1684853633 3369707266 6739414532 13478829064