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10025202400 = 2552121310331
BaseRepresentation
bin10010101011000110…
…00111001011100000
3221212200012001022121
421111203013023200
5131012422434100
64334442514024
7503301546223
oct112543071340
927780161277
1010025202400
114284a68a44
121b39505914
13c39ca2835
146b16435ba
153da1da51a
hex2558c72e0

10025202400 has 72 divisors (see below), whose sum is σ = 24496572744. Its totient is φ = 4006387200.

The previous prime is 10025202377. The next prime is 10025202401. The reversal of 10025202400 is 420252001.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10025202401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965235 + ... + 975565.

It is an arithmetic number, because the mean of its divisors is an integer number (340230177).

Almost surely, 210025202400 is an apocalyptic number.

10025202400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10025202400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12248286372).

10025202400 is an abundant number, since it is smaller than the sum of its proper divisors (14471370344).

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

10025202400 is a wasteful number, since it uses less digits than its factorization.

10025202400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11564 (or 11551 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 10025202400 its reverse (420252001), we get a palindrome (10445454401).

The spelling of 10025202400 in words is "ten billion, twenty-five million, two hundred two thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 1213 2426 4852 6065 9704 10331 12130 19408 20662 24260 30325 38816 41324 48520 51655 60650 82648 97040 103310 121300 165296 194080 206620 242600 258275 330592 413240 485200 516550 826480 970400 1033100 1652960 2066200 4132400 8264800 12531503 25063006 50126012 62657515 100252024 125315030 200504048 250630060 313287575 401008096 501260120 626575150 1002520240 1253150300 2005040480 2506300600 5012601200 10025202400