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10115140120 = 2352281110863
BaseRepresentation
bin10010110101110100…
…01100101000011000
3222002221102100200021
421122322030220120
5131203433440440
64351414320224
7505443162301
oct113272145030
928087370607
1010115140120
114320807538
121b63659074
13c52802317
146bd5757a8
153e305384a
hex25ae8ca18

10115140120 has 32 divisors (see below), whose sum is σ = 22769248320. Its totient is φ = 4044245760.

The previous prime is 10115140117. The next prime is 10115140121. The reversal of 10115140120 is 2104151101.

It is a super-2 number, since 2×101151401202 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10115140094 and 10115140103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10115140121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35809 + ... + 146671.

It is an arithmetic number, because the mean of its divisors is an integer number (711539010).

Almost surely, 210115140120 is an apocalyptic number.

10115140120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10115140120 is an abundant number, since it is smaller than the sum of its proper divisors (12654108200).

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

10115140120 is a wasteful number, since it uses less digits than its factorization.

10115140120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113155 (or 113151 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 10115140120 its reverse (2104151101), we get a palindrome (12219291221).

The spelling of 10115140120 in words is "ten billion, one hundred fifteen million, one hundred forty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 2281 4562 9124 11405 18248 22810 45620 91240 110863 221726 443452 554315 886904 1108630 2217260 4434520 252878503 505757006 1011514012 1264392515 2023028024 2528785030 5057570060 10115140120