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10252251230 = 2513195970351
BaseRepresentation
bin10011000110001010…
…01111000001011110
3222110111102022202112
421203011033001132
5131444034014410
64413153154022
7512026461164
oct114305170136
928414368675
1010252251230
114391146101
121ba155b912
13c7503a760
146d3867234
154000d9105
hex26314f05e

10252251230 has 64 divisors (see below), whose sum is σ = 21274444800. Its totient is φ = 3525379200.

The previous prime is 10252251223. The next prime is 10252251239. The reversal of 10252251230 is 3215225201.

It is a junction number, because it is equal to n+sod(n) for n = 10252251196 and 10252251205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10252251239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110555 + ... + 180905.

It is an arithmetic number, because the mean of its divisors is an integer number (332413200).

Almost surely, 210252251230 is an apocalyptic number.

10252251230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10252251230 is an abundant number, since it is smaller than the sum of its proper divisors (11022193570).

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

10252251230 is a wasteful number, since it uses less digits than its factorization.

10252251230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70449.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 10252251230 its reverse (3215225201), we get a palindrome (13467476431).

The spelling of 10252251230 in words is "ten billion, two hundred fifty-two million, two hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 13 19 26 38 59 65 95 118 130 190 247 295 494 590 767 1121 1235 1534 2242 2470 3835 5605 7670 11210 14573 29146 70351 72865 140702 145730 351755 703510 914563 1336669 1829126 2673338 4150709 4572815 6683345 8301418 9145630 13366690 17376697 20753545 34753394 41507090 53959217 78863471 86883485 107918434 157726942 173766970 269796085 394317355 539592170 788634710 1025225123 2050450246 5126125615 10252251230