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52661461190 = 25131133584851
BaseRepresentation
bin110001000010110111…
…100010000011000110
312000221001211102000112
4301002313202003012
51330322313224230
640105313513022
73543000014552
oct610267420306
9160831742015
1052661461190
1120374027258
12a258272772
134c73281a30
142797db0862
151583365d95
hexc42de20c6

52661461190 has 32 divisors (see below), whose sum is σ = 102985628256. Its totient is φ = 19272153600.

The previous prime is 52661461189. The next prime is 52661461199. The reversal of 52661461190 is 9116416625.

It is a super-2 number, since 2×526614611902 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52661461199) 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, 1777736 + ... + 1807115.

It is an arithmetic number, because the mean of its divisors is an integer number (3218300883).

Almost surely, 252661461190 is an apocalyptic number.

52661461190 is a deficient number, since it is larger than the sum of its proper divisors (50324167066).

52661461190 is a wasteful number, since it uses less digits than its factorization.

52661461190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584984.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 52661461190 in words is "fifty-two billion, six hundred sixty-one million, four hundred sixty-one thousand, one hundred ninety".

Divisors: 1 2 5 10 13 26 65 113 130 226 565 1130 1469 2938 7345 14690 3584851 7169702 17924255 35848510 46603063 93206126 233015315 405088163 466030630 810176326 2025440815 4050881630 5266146119 10532292238 26330730595 52661461190