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22872563140 = 2257971684283
BaseRepresentation
bin10101010011010011…
…111001110111000100
32012001000202121002011
4111103103321313010
5333320334010030
614301342224004
71436542402360
oct252323716704
965030677064
1022872563140
119777a69249
124523b85004
13220686023b
14116d9d82a0
158dd03ab2a
hex5534f9dc4

22872563140 has 48 divisors (see below), whose sum is σ = 55460103552. Its totient is φ = 7761171456.

The previous prime is 22872563101. The next prime is 22872563149. The reversal of 22872563140 is 4136527822.

It is a junction number, because it is equal to n+sod(n) for n = 22872563093 and 22872563102.

It is not an unprimeable number, because it can be changed into a prime (22872563149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828562 + ... + 855721.

It is an arithmetic number, because the mean of its divisors is an integer number (1155418824).

Almost surely, 222872563140 is an apocalyptic number.

22872563140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22872563140 is an abundant number, since it is smaller than the sum of its proper divisors (32587540412).

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

22872563140 is a wasteful number, since it uses less digits than its factorization.

22872563140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684396 (or 1684394 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 22872563140 in words is "twenty-two billion, eight hundred seventy-two million, five hundred sixty-three thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 97 140 194 388 485 679 970 1358 1940 2716 3395 6790 13580 1684283 3368566 6737132 8421415 11789981 16842830 23579962 33685660 47159924 58949905 117899810 163375451 235799620 326750902 653501804 816877255 1143628157 1633754510 2287256314 3267509020 4574512628 5718140785 11436281570 22872563140