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20853006130 = 2511189572783
BaseRepresentation
bin10011011010111011…
…111001111100110010
31222211021121110200101
4103122323321330302
5320201332144010
613325120143014
71335520425145
oct233273717462
958737543611
1020853006130
118930a84170
12405b767a6a
131c743292a8
14101b6cc05c
15820ab373a
hex4daef9f32

20853006130 has 16 divisors (see below), whose sum is σ = 40947721344. Its totient is φ = 7582911280.

The previous prime is 20853006113. The next prime is 20853006149. The reversal of 20853006130 is 3160035802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94786282 + ... + 94786501.

It is an arithmetic number, because the mean of its divisors is an integer number (2559232584).

Almost surely, 220853006130 is an apocalyptic number.

20853006130 is a deficient number, since it is larger than the sum of its proper divisors (20094715214).

20853006130 is a wasteful number, since it uses less digits than its factorization.

20853006130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189572801.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 20853006130 in words is "twenty billion, eight hundred fifty-three million, six thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 189572783 379145566 947863915 1895727830 2085300613 4170601226 10426503065 20853006130