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5725110820 = 22511132001787
BaseRepresentation
bin1010101010011111…
…00100001000100100
3112202222210202121111
411111033210020210
543211112021240
62344032554404
7261605432122
oct52517441044
915688722544
105725110820
112478748550
1211393b2a04
13703150750
143c44d4912
152379391ea
hex1553e4224

5725110820 has 48 divisors (see below), whose sum is σ = 14124616128. Its totient is φ = 1921714560.

The previous prime is 5725110793. The next prime is 5725110847. The reversal of 5725110820 is 280115275.

It is an interprime number because it is at equal distance from previous prime (5725110793) and next prime (5725110847).

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, 998034 + ... + 1003753.

It is an arithmetic number, because the mean of its divisors is an integer number (294262836).

Almost surely, 25725110820 is an apocalyptic number.

It is an amenable number.

5725110820 is an abundant number, since it is smaller than the sum of its proper divisors (8399505308).

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

5725110820 is a wasteful number, since it uses less digits than its factorization.

5725110820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001820 (or 2001818 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 5725110820 is about 75664.4620677369. The cubic root of 5725110820 is about 1788.9352947567.

The spelling of 5725110820 in words is "five billion, seven hundred twenty-five million, one hundred ten thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 2001787 4003574 8007148 10008935 20017870 22019657 26023231 40035740 44039314 52046462 88078628 104092924 110098285 130116155 220196570 260232310 286255541 440393140 520464620 572511082 1145022164 1431277705 2862555410 5725110820