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52172668854696 = 23313374519461959
BaseRepresentation
bin10111101110011011001010…
…11001001110000110101000
320211201122202222220202121110
423313031211121032012220
523314244111211322241
6302543443155110320
713663231241111625
oct1367154531160650
9224648688822543
1052172668854696
1115695339480085
125a274b52a23a0
132315b27b11790
14cc525637734c
156071e6919816
hex2f736564e1a8

52172668854696 has 64 divisors (see below), whose sum is σ = 144261225763200. Its totient is φ = 15619260526848.

The previous prime is 52172668854653. The next prime is 52172668854703. The reversal of 52172668854696 is 69645886627125.

It is a super-2 number, since 2×521726688546962 (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2259719436 + ... + 2259742523.

It is an arithmetic number, because the mean of its divisors is an integer number (2254081652550).

Almost surely, 252172668854696 is an apocalyptic number.

It is an amenable number.

52172668854696 is an abundant number, since it is smaller than the sum of its proper divisors (92088556908504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52172668854696 is a wasteful number, since it uses less digits than its factorization.

52172668854696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4519462018 (or 4519462014 counting only the distinct ones).

The product of its digits is 2090188800, while the sum is 75.

The spelling of 52172668854696 in words is "fifty-two trillion, one hundred seventy-two billion, six hundred sixty-eight million, eight hundred fifty-four thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 13 24 26 37 39 52 74 78 104 111 148 156 222 296 312 444 481 888 962 1443 1924 2886 3848 5772 11544 4519461959 9038923918 13558385877 18077847836 27116771754 36155695672 54233543508 58753005467 108467087016 117506010934 167220092483 176259016401 235012021868 334440184966 352518032802 470024043736 501660277449 668880369932 705036065604 1003320554898 1337760739864 1410072131208 2006641109796 2173861202279 4013282219592 4347722404558 6521583606837 8695444809116 13043167213674 17390889618232 26086334427348 52172668854696