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992050861020 = 223529570144173
BaseRepresentation
bin11100110111110101101…
…01101101001111011100
310111211122201201022210020
432123322311231033130
5112223210010023040
62035424124512140
7131446642120512
oct16337265551734
93454581638706
10992050861020
113527a993714a
121403239ab650
137271c4529cb
143603081c4b2
151ac13965cd0
hexe6fad6d3dc

992050861020 has 48 divisors (see below), whose sum is σ = 2873526636960. Its totient is φ = 255424589056.

The previous prime is 992050860989. The next prime is 992050861027. The reversal of 992050861020 is 20168050299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992050861027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285070347 + ... + 285073826.

It is an arithmetic number, because the mean of its divisors is an integer number (59865138270).

Almost surely, 2992050861020 is an apocalyptic number.

It is an amenable number.

992050861020 is an abundant number, since it is smaller than the sum of its proper divisors (1881475775940).

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

992050861020 is a wasteful number, since it uses less digits than its factorization.

992050861020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570144214 (or 570144212 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 992050861020 in words is "nine hundred ninety-two billion, fifty million, eight hundred sixty-one thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 870 1740 570144173 1140288346 1710432519 2280576692 2850720865 3420865038 5701441730 6841730076 8552162595 11402883460 16534181017 17104325190 33068362034 34208650380 49602543051 66136724068 82670905085 99205086102 165341810170 198410172204 248012715255 330683620340 496025430510 992050861020