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572080938 = 231113719391
BaseRepresentation
bin100010000110010…
…100001100101010
31110212110201111220
4202012110030222
52132423042223
6132433402510
720114415312
oct4206241452
91425421456
10572080938
11273a19970
1213b709436
13916a1b40
1455d9a442
15353556e3
hex2219432a

572080938 has 64 divisors (see below), whose sum is σ = 1363267584. Its totient is φ = 157752000.

The previous prime is 572080931. The next prime is 572080961. The reversal of 572080938 is 839080275.

It is a self number, because there is not a number n which added to its sum of digits gives 572080938.

It is not an unprimeable number, because it can be changed into a prime (572080931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56223 + ... + 65613.

It is an arithmetic number, because the mean of its divisors is an integer number (21301056).

Almost surely, 2572080938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 572080938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681633792).

572080938 is an abundant number, since it is smaller than the sum of its proper divisors (791186646).

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

572080938 is a wasteful number, since it uses less digits than its factorization.

572080938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 572080938 is about 23918.2135202444. The cubic root of 572080938 is about 830.1422014062.

The spelling of 572080938 in words is "five hundred seventy-two million, eighty thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 11 13 22 26 33 39 66 71 78 142 143 213 286 426 429 781 858 923 1562 1846 2343 2769 4686 5538 9391 10153 18782 20306 28173 30459 56346 60918 103301 122083 206602 244166 309903 366249 619806 666761 732498 1333522 1342913 2000283 2685826 4000566 4028739 7334371 8057478 8667893 14668742 17335786 22003113 26003679 44006226 52007358 95346823 190693646 286040469 572080938