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52706130090 = 23511315547531
BaseRepresentation
bin110001000101100001…
…111011100010101010
312001001011212211020020
4301011201323202222
51330420232130330
640113551141310
73544051466565
oct610541734252
9161034784206
1052706130090
11203972666a9
12a26b214836
134c7c5c1733
14279dcbb4dc
15158723b210
hexc4587b8aa

52706130090 has 32 divisors (see below), whose sum is σ = 127614142656. Its totient is φ = 13930586880.

The previous prime is 52706130089. The next prime is 52706130107. The reversal of 52706130090 is 9003160725.

It is a super-2 number, since 2×527061300902 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7770376 + ... + 7777155.

It is an arithmetic number, because the mean of its divisors is an integer number (3987941958).

Almost surely, 252706130090 is an apocalyptic number.

52706130090 is an abundant number, since it is smaller than the sum of its proper divisors (74908012566).

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

52706130090 is a wasteful number, since it uses less digits than its factorization.

52706130090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15547654.

The product of its (nonzero) digits is 11340, while the sum is 33.

The spelling of 52706130090 in words is "fifty-two billion, seven hundred six million, one hundred thirty thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 113 226 339 565 678 1130 1695 3390 15547531 31095062 46642593 77737655 93285186 155475310 233212965 466425930 1756871003 3513742006 5270613009 8784355015 10541226018 17568710030 26353065045 52706130090