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572525252 = 2213171989383
BaseRepresentation
bin100010001000000…
…000101011000100
31110220022021222222
4202020000223010
52133031302002
6132451111512
720121245555
oct4210005304
91426267888
10572525252
112741a2772
1213b8a2598
13917c9150
145607432c
15353e21a2
hex22200ac4

572525252 has 96 divisors (see below), whose sum is σ = 1219276800. Its totient is φ = 232353792.

The previous prime is 572525249. The next prime is 572525273. The reversal of 572525252 is 252525275.

572525252 is a modest number, since divided by 525252 gives 572 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1494653 + ... + 1495035.

It is an arithmetic number, because the mean of its divisors is an integer number (12700800).

Almost surely, 2572525252 is an apocalyptic number.

572525252 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

572525252 is an abundant number, since it is smaller than the sum of its proper divisors (646751548).

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

572525252 is a wasteful number, since it uses less digits than its factorization.

572525252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 523 counting only the distinct ones).

The product of its digits is 70000, while the sum is 35.

The square root of 572525252 is about 23927.4999111901. The cubic root of 572525252 is about 830.3570593221.

The spelling of 572525252 in words is "five hundred seventy-two million, five hundred twenty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 13 17 19 26 34 38 52 68 76 89 178 221 247 323 356 383 442 494 646 766 884 988 1157 1292 1513 1532 1691 2314 3026 3382 4199 4628 4979 6052 6511 6764 7277 8398 9958 13022 14554 16796 19669 19916 21983 26044 28747 29108 34087 39338 43966 57494 68174 78676 84643 87932 94601 114988 123709 136348 169286 189202 247418 338572 373711 378404 443131 494836 579479 647653 747422 886262 1158958 1295306 1494844 1608217 1772524 2317916 2590612 3216434 6432868 7533227 8419489 11010101 15066454 16838978 22020202 30132908 33677956 44040404 143131313 286262626 572525252