Base | Representation |
---|---|
bin | 110111111000101000… |
… | …1111100101100110000 |
3 | 102110202211222221021012 |
4 | 1233301101330230300 |
5 | 3431241101143440 |
6 | 131044404250052 |
7 | 11446004166050 |
oct | 1576121745460 |
9 | 373684887235 |
10 | 120012131120 |
11 | 469957a0442 |
12 | 1b3139a0928 |
13 | b417873c4b |
14 | 5b46bc3560 |
15 | 31c609ee65 |
hex | 1bf147cb30 |
120012131120 has 40 divisors (see below), whose sum is σ = 318889378464. Its totient is φ = 41147016192.
The previous prime is 120012131117. The next prime is 120012131123. The reversal of 120012131120 is 21131210021.
It is an interprime number because it is at equal distance from previous prime (120012131117) and next prime (120012131123).
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 120012131095 and 120012131104.
It is not an unprimeable number, because it can be changed into a prime (120012131123) 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, 107153129 + ... + 107154248.
Almost surely, 2120012131120 is an apocalyptic number.
120012131120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120012131120 is an abundant number, since it is smaller than the sum of its proper divisors (198877247344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120012131120 is a wasteful number, since it uses less digits than its factorization.
120012131120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214307397 (or 214307391 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 120012131120 its reverse (21131210021), we get a palindrome (141143341141).
The spelling of 120012131120 in words is "one hundred twenty billion, twelve million, one hundred thirty-one thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •