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675220808015 = 513179117149559
BaseRepresentation
bin10011101001101100100…
…10111110000101001111
32101112212022002000120122
421310312102332011033
542030323011324030
61234105301135155
766532413112205
oct11646622760517
92345768060518
10675220808015
112403a55a7a36
12aaa420ba4bb
134b8998c4b70
14249763d9075
151286d99e8e5
hex9d364be14f

675220808015 has 32 divisors (see below), whose sum is σ = 878234918400. Its totient is φ = 495405555840.

The previous prime is 675220808011. The next prime is 675220808021. The reversal of 675220808015 is 510808022576.

It is not a de Polignac number, because 675220808015 - 22 = 675220808011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675220808011) 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, 13599806 + ... + 13649364.

It is an arithmetic number, because the mean of its divisors is an integer number (27444841200).

Almost surely, 2675220808015 is an apocalyptic number.

675220808015 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

675220808015 is a deficient number, since it is larger than the sum of its proper divisors (203014110385).

675220808015 is a wasteful number, since it uses less digits than its factorization.

675220808015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50927.

The product of its (nonzero) digits is 268800, while the sum is 44.

The spelling of 675220808015 in words is "six hundred seventy-five billion, two hundred twenty million, eight hundred eight thousand, fifteen".

Divisors: 1 5 13 65 179 895 1171 2327 5855 11635 15223 49559 76115 209609 247795 644267 1048045 2724917 3221335 8871061 13624585 44355305 58033589 115323793 290167945 576618965 754436657 3772183285 10388012431 51940062155 135044161603 675220808015