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52893208920 = 23351273470683
BaseRepresentation
bin110001010000101011…
…100101000101011000
312001112012220102010210
4301100223211011120
51331311130141140
640144313011120
73551512600116
oct612053450530
9161465812123
1052893208920
1120482923802
12a3019b3aa0
134cac2a3676
1427baa98ab6
151598891d80
hexc50ae5158

52893208920 has 64 divisors (see below), whose sum is σ = 159929118720. Its totient is φ = 13993789824.

The previous prime is 52893208897. The next prime is 52893208933. The reversal of 52893208920 is 2980239825.

It is a self number, because there is not a number n which added to its sum of digits gives 52893208920.

It is a congruent number.

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, 1720102 + ... + 1750581.

It is an arithmetic number, because the mean of its divisors is an integer number (2498892480).

Almost surely, 252893208920 is an apocalyptic number.

It is an amenable number.

52893208920 is an abundant number, since it is smaller than the sum of its proper divisors (107035909800).

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

52893208920 is a wasteful number, since it uses less digits than its factorization.

52893208920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3470824 (or 3470820 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 52893208920 in words is "fifty-two billion, eight hundred ninety-three million, two hundred eight thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 127 254 381 508 635 762 1016 1270 1524 1905 2540 3048 3810 5080 7620 15240 3470683 6941366 10412049 13882732 17353415 20824098 27765464 34706830 41648196 52060245 69413660 83296392 104120490 138827320 208240980 416481960 440776741 881553482 1322330223 1763106964 2203883705 2644660446 3526213928 4407767410 5289320892 6611651115 8815534820 10578641784 13223302230 17631069640 26446604460 52893208920