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10252860000 = 25354170881
BaseRepresentation
bin10011000110001111…
…00011101001100000
3222110112120020211120
421203013203221200
5131444213010000
64413214212240
7512034605055
oct114307435140
928415506746
1010252860000
114391521519
121ba17b4080
13c751c1886
146d398502c
154001a96a0
hex2631e3a60

10252860000 has 120 divisors (see below), whose sum is σ = 33631628184. Its totient is φ = 2734080000.

The previous prime is 10252859993. The next prime is 10252860031. The reversal of 10252860000 is 6825201.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-3 number, since 3×102528600003 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25441 + ... + 145440.

Almost surely, 210252860000 is an apocalyptic number.

10252860000 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 10252860000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16815814092).

10252860000 is an abundant number, since it is smaller than the sum of its proper divisors (23378768184).

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

10252860000 is an equidigital number, since it uses as much as digits as its factorization.

10252860000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170914 (or 170891 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 10252860000 in words is "ten billion, two hundred fifty-two million, eight hundred sixty thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 125 150 160 200 240 250 300 375 400 480 500 600 625 750 800 1000 1200 1250 1500 1875 2000 2400 2500 3000 3750 4000 5000 6000 7500 10000 12000 15000 20000 30000 60000 170881 341762 512643 683524 854405 1025286 1367048 1708810 2050572 2563215 2734096 3417620 4101144 4272025 5126430 5468192 6835240 8202288 8544050 10252860 12816075 13670480 16404576 17088100 20505720 21360125 25632150 27340960 34176200 41011440 42720250 51264300 64080375 68352400 82022880 85440500 102528600 106800625 128160750 136704800 170881000 205057200 213601250 256321500 320401875 341762000 410114400 427202500 512643000 640803750 683524000 854405000 1025286000 1281607500 1708810000 2050572000 2563215000 3417620000 5126430000 10252860000