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575262228 = 223167287057
BaseRepresentation
bin100010010010011…
…100111000010100
31111002110100102110
4202102130320110
52134231342403
6133025511020
720153435232
oct4222347024
91432410373
10575262228
112757a2032
121407a2470
1392246b68
1456587952
1535783103
hex2249ce14

575262228 has 24 divisors (see below), whose sum is σ = 1350320832. Its totient is φ = 190605184.

The previous prime is 575262227. The next prime is 575262239. The reversal of 575262228 is 822262575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575262227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141525 + ... + 145532.

It is an arithmetic number, because the mean of its divisors is an integer number (56263368).

Almost surely, 2575262228 is an apocalyptic number.

It is an amenable number.

575262228 is an abundant number, since it is smaller than the sum of its proper divisors (775058604).

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

575262228 is a wasteful number, since it uses less digits than its factorization.

575262228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287231 (or 287229 counting only the distinct ones).

The product of its digits is 134400, while the sum is 39.

The square root of 575262228 is about 23984.6248250833. The cubic root of 575262228 is about 831.6781395725.

The spelling of 575262228 in words is "five hundred seventy-five million, two hundred sixty-two thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 167 334 501 668 1002 2004 287057 574114 861171 1148228 1722342 3444684 47938519 95877038 143815557 191754076 287631114 575262228