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192955415246980 = 225172772048793961
BaseRepresentation
bin101011110111110111101110…
…111110111011100010000100
3221022012100122122120221220021
4223313313232332323202010
5200242340142300400410
61522214254413544524
755433366032022521
oct5367675676734204
9838170578527807
10192955415246980
1156532a2862a191
12197840761a5144
138388804aa18b9
143591140372148
15174932e627eda
hexaf7deefbb884

192955415246980 has 48 divisors (see below), whose sum is σ = 430590929405616. Its totient is φ = 72379793018880.

The previous prime is 192955415246953. The next prime is 192955415246989. The reversal of 192955415246980 is 89642514559291.

It can be written as a sum of positive squares in 8 ways, for example, as 32850527845444 + 160104887401536 = 5731538^2 + 12653256^2 .

It is not an unprimeable number, because it can be changed into a prime (192955415246989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024302801 + ... + 1024491160.

It is an arithmetic number, because the mean of its divisors is an integer number (8970644362617).

Almost surely, 2192955415246980 is an apocalyptic number.

192955415246980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

192955415246980 is an abundant number, since it is smaller than the sum of its proper divisors (237635514158636).

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

192955415246980 is a wasteful number, since it uses less digits than its factorization.

192955415246980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048794264 (or 2048794262 counting only the distinct ones).

The product of its (nonzero) digits is 279936000, while the sum is 70.

The spelling of 192955415246980 in words is "one hundred ninety-two trillion, nine hundred fifty-five billion, four hundred fifteen million, two hundred forty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 277 340 554 1108 1385 2770 4709 5540 9418 18836 23545 47090 94180 2048793961 4097587922 8195175844 10243969805 20487939610 34829497337 40975879220 69658994674 139317989348 174147486685 348294973370 567515927197 696589946740 1135031854394 2270063708788 2837579635985 5675159271970 9647770762349 11350318543940 19295541524698 38591083049396 48238853811745 96477707623490 192955415246980