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23125530452 = 22401143310061
BaseRepresentation
bin10101100010011000…
…111001011101010100
32012200122202122222212
4111202120321131110
5334330113433302
614342420212552
71446033523403
oct254230713524
965618678885
1023125530452
119897839342
12459483a158
1322470a143b
14119544763a
15905359052
hex562639754

23125530452 has 24 divisors (see below), whose sum is σ = 40602947112. Its totient is φ = 11524736000.

The previous prime is 23125530431. The next prime is 23125530479. The reversal of 23125530452 is 25403552132.

It can be written as a sum of positive squares in 4 ways, for example, as 15332878276 + 7792652176 = 123826^2 + 88276^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2293502 + ... + 2303562.

It is an arithmetic number, because the mean of its divisors is an integer number (1691789463).

Almost surely, 223125530452 is an apocalyptic number.

It is an amenable number.

23125530452 is a deficient number, since it is larger than the sum of its proper divisors (17477416660).

23125530452 is a wasteful number, since it uses less digits than its factorization.

23125530452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11899 (or 11897 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 23125530452 in words is "twenty-three billion, one hundred twenty-five million, five hundred thirty thousand, four hundred fifty-two".

Divisors: 1 2 4 401 802 1433 1604 2866 5732 10061 20122 40244 574633 1149266 2298532 4034461 8068922 14417413 16137844 28834826 57669652 5781382613 11562765226 23125530452