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13933470854 = 215750987179
BaseRepresentation
bin11001111100111111…
…11110010010000110
31022222001021122202002
430332133332102012
5212013432031404
610222334345302
71002166356002
oct147637762206
938861248662
1013933470854
115a00098976
12284a35b232
1314108b7114
14962719702
15568390c1e
hex33e7fe486

13933470854 has 16 divisors (see below), whose sum is σ = 21074893200. Its totient is φ = 6908682144.

The previous prime is 13933470853. The next prime is 13933470913. The reversal of 13933470854 is 45807433931.

13933470854 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×139334708542 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13933470799 and 13933470808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13933470853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116237 + ... + 203415.

It is an arithmetic number, because the mean of its divisors is an integer number (1317180825).

Almost surely, 213933470854 is an apocalyptic number.

13933470854 is a deficient number, since it is larger than the sum of its proper divisors (7141422346).

13933470854 is a wasteful number, since it uses less digits than its factorization.

13933470854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87847.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 13933470854 in words is "thirteen billion, nine hundred thirty-three million, four hundred seventy thousand, eight hundred fifty-four".

Divisors: 1 2 157 314 509 1018 79913 87179 159826 174358 13687103 27374206 44374111 88748222 6966735427 13933470854