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23232525550 = 252131714471453
BaseRepresentation
bin10101101000110001…
…000011010011101110
32012222010002120200021
4111220301003103232
5340040011304200
614401201352354
71451503131433
oct255061032356
965863076607
1023232525550
119942178343
1246046386ba
1322632c3b50
1411a5739b8a
1590e94141a
hex568c434ee

23232525550 has 96 divisors (see below), whose sum is σ = 49341966912. Its totient is φ = 8062433280.

The previous prime is 23232525527. The next prime is 23232525551. The reversal of 23232525550 is 5552523232.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232525551) 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 47 ways as a sum of consecutive naturals, for example, 15988624 + ... + 15990076.

It is an arithmetic number, because the mean of its divisors is an integer number (513978822).

Almost surely, 223232525550 is an apocalyptic number.

23232525550 is an abundant number, since it is smaller than the sum of its proper divisors (26109441362).

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

23232525550 is a wasteful number, since it uses less digits than its factorization.

23232525550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942 (or 2937 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 23232525550 in words is "twenty-three billion, two hundred thirty-two million, five hundred twenty-five thousand, five hundred fifty".

Divisors: 1 2 5 10 13 17 25 26 34 50 65 85 130 170 221 325 425 442 650 850 1105 1447 1453 2210 2894 2906 5525 7235 7265 11050 14470 14530 18811 18889 24599 24701 36175 36325 37622 37778 49198 49402 72350 72650 94055 94445 122995 123505 188110 188890 245990 247010 319787 321113 470275 472225 614975 617525 639574 642226 940550 944450 1229950 1235050 1598935 1605565 2102491 3197870 3211130 4204982 7994675 8027825 10512455 15989350 16055650 21024910 27332383 35742347 52562275 54664766 71484694 105124550 136661915 178711735 273323830 357423470 464650511 683309575 893558675 929301022 1366619150 1787117350 2323252555 4646505110 11616262775 23232525550