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13506417976684 = 2219891996809281
BaseRepresentation
bin1100010010001011010100…
…1111101110010101101100
31202211012102111021020102011
43010202311033232111230
53232242121000223214
644420432431211004
72562543425362243
oct304426517562554
952735374236364
1013506417976684
114338048922056
121621774076a64
1376c85a668a19
143499dd77b95a
151864ed967ac4
hexc48b53ee56c

13506417976684 has 24 divisors (see below), whose sum is σ = 25159796953200. Its totient is φ = 6325891799040.

The previous prime is 13506417976621. The next prime is 13506417976699. The reversal of 13506417976684 is 48667971460531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998397877 + ... + 998411404.

It is an arithmetic number, because the mean of its divisors is an integer number (1048324873050).

Almost surely, 213506417976684 is an apocalyptic number.

It is an amenable number.

13506417976684 is a deficient number, since it is larger than the sum of its proper divisors (11653378976516).

13506417976684 is a wasteful number, since it uses less digits than its factorization.

13506417976684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996809393 (or 1996809391 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 67.

The spelling of 13506417976684 in words is "thirteen trillion, five hundred six billion, four hundred seventeen million, nine hundred seventy-six thousand, six hundred eighty-four".

Divisors: 1 2 4 19 38 76 89 178 356 1691 3382 6764 1996809281 3993618562 7987237124 37939376339 75878752678 151757505356 177716026009 355432052018 710864104036 3376604494171 6753208988342 13506417976684