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23125142352 = 2431337059523
BaseRepresentation
bin10101100010010111…
…011010101101010000
32012200122000221121210
4111202113122231100
5334330014023402
614342404020120
71446030316044
oct254227325520
965618027553
1023125142352
1198975a37a4
124594691640
132246c968b0
141195386024
159052ce06c
hex5625dab50

23125142352 has 40 divisors (see below), whose sum is σ = 64335333664. Its totient is φ = 7115428224.

The previous prime is 23125142351. The next prime is 23125142363. The reversal of 23125142352 is 25324152132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23125142351) by changing a digit.

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, 18529138 + ... + 18530385.

Almost surely, 223125142352 is an apocalyptic number.

It is an amenable number.

23125142352 is an abundant number, since it is smaller than the sum of its proper divisors (41210191312).

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

23125142352 is a wasteful number, since it uses less digits than its factorization.

23125142352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37059547 (or 37059541 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

Adding to 23125142352 its reverse (25324152132), we get a palindrome (48449294484).

The spelling of 23125142352 in words is "twenty-three billion, one hundred twenty-five million, one hundred forty-two thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 37059523 74119046 111178569 148238092 222357138 296476184 444714276 481773799 592952368 889428552 963547598 1445321397 1778857104 1927095196 2890642794 3854190392 5781285588 7708380784 11562571176 23125142352