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13048686954057 = 379255126578123
BaseRepresentation
bin1011110111100010001001…
…0110011100011001001001
31201012102221102121001111010
42331320202112130121021
53202242202330012212
643430252314554133
72514510425030016
oct275704226343111
951172842531433
1013048686954057
114180a0a674a07
121568b0aa38949
137386416a3081
143317ba1da70d
1517965db1103c
hexbde2259c649

13048686954057 has 32 divisors (see below), whose sum is σ = 17634190970880. Its totient is φ = 8581354329600.

The previous prime is 13048686954013. The next prime is 13048686954067. The reversal of 13048686954057 is 75045968684031.

13048686954057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13048686954057 - 216 = 13048686888521 is a prime.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13048686954067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1606383598 + ... + 1606391720.

It is an arithmetic number, because the mean of its divisors is an integer number (551068467840).

Almost surely, 213048686954057 is an apocalyptic number.

It is an amenable number.

13048686954057 is a deficient number, since it is larger than the sum of its proper divisors (4585504016823).

13048686954057 is a wasteful number, since it uses less digits than its factorization.

13048686954057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13413.

The product of its (nonzero) digits is 174182400, while the sum is 66.

The spelling of 13048686954057 in words is "thirteen trillion, forty-eight billion, six hundred eighty-six million, nine hundred fifty-four thousand, fifty-seven".

Divisors: 1 3 79 237 2551 2657 7653 7971 8123 24369 201529 209903 604587 629709 641717 1925151 6778007 20334021 20721773 21582811 62165319 64748433 535462553 1606387659 1637020067 1705042069 4911060201 5115126207 55057750861 165173252583 4349562318019 13048686954057