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10120334240 = 2551131394027
BaseRepresentation
bin10010110110011100…
…00000101110100000
3222010022012020200002
421123032000232200
5131211301143430
64352121515132
7505535264432
oct113316005640
928108166602
1010120334240
1143237349a5
121b65342aa8
13c53900573
146c0128652
153e372c845
hex25b380ba0

10120334240 has 96 divisors (see below), whose sum is σ = 24300440640. Its totient is φ = 3982454784.

The previous prime is 10120334233. The next prime is 10120334281. The reversal of 10120334240 is 4243302101.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2511107 + ... + 2515133.

It is an arithmetic number, because the mean of its divisors is an integer number (253129590).

Almost surely, 210120334240 is an apocalyptic number.

10120334240 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 10120334240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12150220320).

10120334240 is an abundant number, since it is smaller than the sum of its proper divisors (14180106400).

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

10120334240 is a wasteful number, since it uses less digits than its factorization.

10120334240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294 (or 4286 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10120334240 its reverse (4243302101), we get a palindrome (14363636341).

The spelling of 10120334240 in words is "ten billion, one hundred twenty million, three hundred thirty-four thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 113 139 160 226 278 452 556 565 695 904 1112 1130 1390 1808 2224 2260 2780 3616 4027 4448 4520 5560 8054 9040 11120 15707 16108 18080 20135 22240 31414 32216 40270 62828 64432 78535 80540 125656 128864 157070 161080 251312 314140 322160 455051 502624 559753 628280 644320 910102 1119506 1256560 1820204 2239012 2275255 2513120 2798765 3640408 4478024 4550510 5597530 7280816 8956048 9101020 11195060 14561632 17912096 18202040 22390120 36404080 44780240 63252089 72808160 89560480 126504178 253008356 316260445 506016712 632520890 1012033424 1265041780 2024066848 2530083560 5060167120 10120334240