Base | Representation |
---|---|
bin | 110111111000101010… |
… | …1010001000100110010 |
3 | 102110202220122010112100 |
4 | 1233301111101010302 |
5 | 3431241312013020 |
6 | 131044435041230 |
7 | 11446014451140 |
oct | 1576125210462 |
9 | 373686563470 |
10 | 120013001010 |
11 | 46996234a61 |
12 | 1b314140216 |
13 | b417ab9b86 |
14 | 5b46d6c590 |
15 | 31c61c2a90 |
hex | 1bf1551132 |
120013001010 has 96 divisors (see below), whose sum is σ = 356747713920. Its totient is φ = 27420954624.
The previous prime is 120013000997. The next prime is 120013001011. The reversal of 120013001010 is 10100310021.
120013001010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1200130010102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 120013000983 and 120013001001.
It is not an unprimeable number, because it can be changed into a prime (120013001011) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1658649 + ... + 1729491.
It is an arithmetic number, because the mean of its divisors is an integer number (3716122020).
Almost surely, 2120013001010 is an apocalyptic number.
120013001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120013001010 is an abundant number, since it is smaller than the sum of its proper divisors (236734712910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120013001010 is a wasteful number, since it uses less digits than its factorization.
120013001010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73552 (or 73549 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
Adding to 120013001010 its reverse (10100310021), we get a palindrome (130113311031).
The spelling of 120013001010 in words is "one hundred twenty billion, thirteen million, one thousand, ten".
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