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20473522060 = 2254365336457
BaseRepresentation
bin10011000100010100…
…010010011110001100
31221211211112200101211
4103010110102132030
5313412210201220
613223322344204
71323232031455
oct230424223614
957754480354
1020473522060
118756851172
123b7465b064
131c1381bbc4
14dc314812c
157ec603b5a
hex4c451278c

20473522060 has 48 divisors (see below), whose sum is σ = 44062847136. Its totient is φ = 7986488832.

The previous prime is 20473522033. The next prime is 20473522123. The reversal of 20473522060 is 6022537402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543352 + ... + 579808.

It is an arithmetic number, because the mean of its divisors is an integer number (917975982).

Almost surely, 220473522060 is an apocalyptic number.

20473522060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20473522060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22031423568).

20473522060 is an abundant number, since it is smaller than the sum of its proper divisors (23589325076).

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

20473522060 is a wasteful number, since it uses less digits than its factorization.

20473522060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37162 (or 37160 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The spelling of 20473522060 in words is "twenty billion, four hundred seventy-three million, five hundred twenty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 653 860 1306 2612 3265 6530 13060 28079 36457 56158 72914 112316 140395 145828 182285 280790 364570 561580 729140 1567651 3135302 6270604 7838255 15676510 23806421 31353020 47612842 95225684 119032105 238064210 476128420 1023676103 2047352206 4094704412 5118380515 10236761030 20473522060