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537212512 = 2517987523
BaseRepresentation
bin100000000001010…
…011011001100000
31101102212020000201
4200001103121200
52100011300022
6125150154544
716212142144
oct4001233140
91342766021
10537212512
11256273791
1212bab2a54
13873b3c35
14514c1224
1532269127
hex20053660

537212512 has 24 divisors (see below), whose sum is σ = 1119852216. Its totient is φ = 252805632.

The previous prime is 537212503. The next prime is 537212519. The reversal of 537212512 is 215212735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537212519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493218 + ... + 494305.

It is an arithmetic number, because the mean of its divisors is an integer number (46660509).

Almost surely, 2537212512 is an apocalyptic number.

It is an amenable number.

537212512 is an abundant number, since it is smaller than the sum of its proper divisors (582639704).

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

537212512 is a wasteful number, since it uses less digits than its factorization.

537212512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987550 (or 987542 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 537212512 is about 23177.8452838050. The cubic root of 537212512 is about 812.9216806637.

The spelling of 537212512 in words is "five hundred thirty-seven million, two hundred twelve thousand, five hundred twelve".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 987523 1975046 3950092 7900184 15800368 16787891 31600736 33575782 67151564 134303128 268606256 537212512