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564533025 = 352717431471
BaseRepresentation
bin100001101001100…
…001011100100001
31110100021020201120
4201221201130201
52124010024100
6132003522453
716663310610
oct4151413441
91410236646
10564533025
1126a734021
12139089429
138cc5b414
1454d93877
15348640a0
hex21a61721

564533025 has 96 divisors (see below), whose sum is σ = 1156497408. Its totient is φ = 237081600.

The previous prime is 564533003. The next prime is 564533029. The reversal of 564533025 is 520335465.

It is not a de Polignac number, because 564533025 - 26 = 564532961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (564533029) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 383040 + ... + 384510.

It is an arithmetic number, because the mean of its divisors is an integer number (12046848).

Almost surely, 2564533025 is an apocalyptic number.

It is an amenable number.

564533025 is an abundant number, since it is smaller than the sum of its proper divisors (591964383).

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

564533025 is a wasteful number, since it uses less digits than its factorization.

564533025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

The square root of 564533025 is about 23759.9037245524. The cubic root of 564533025 is about 826.4751202889.

The spelling of 564533025 in words is "five hundred sixty-four million, five hundred thirty-three thousand, twenty-five".

Divisors: 1 3 5 7 15 17 21 25 35 43 51 75 85 105 119 129 175 215 255 301 357 425 525 595 645 731 903 1075 1275 1471 1505 1785 2193 2975 3225 3655 4413 4515 5117 7355 7525 8925 10297 10965 15351 18275 22065 22575 25007 25585 30891 36775 51485 54825 63253 75021 76755 110325 125035 127925 154455 175049 189759 257425 316265 375105 383775 442771 525147 625175 772275 875245 948795 1075301 1328313 1581325 1875525 2213855 2625735 3225903 4376225 4743975 5376505 6641565 7527107 11069275 13128675 16129515 22581321 26882525 33207825 37635535 80647575 112906605 188177675 564533025