Base | Representation |
---|---|
bin | 110111111001001011… |
… | …0100111000010000111 |
3 | 102110211002212101111220 |
4 | 1233302112213002013 |
5 | 3431310203132221 |
6 | 131050250131423 |
7 | 11446313162610 |
oct | 1576226470207 |
9 | 373732771456 |
10 | 120030130311 |
11 | 469a4974503 |
12 | 1b319a20b73 |
13 | b41b506760 |
14 | 5b4934ac07 |
15 | 31c79580c6 |
hex | 1bf25a7087 |
120030130311 has 32 divisors (see below), whose sum is σ = 198227194368. Its totient is φ = 62909308800.
The previous prime is 120030130303. The next prime is 120030130343. The reversal of 120030130311 is 113031030021.
It is not a de Polignac number, because 120030130311 - 23 = 120030130303 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120030130411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1357365 + ... + 1443086.
It is an arithmetic number, because the mean of its divisors is an integer number (6194599824).
Almost surely, 2120030130311 is an apocalyptic number.
120030130311 is a deficient number, since it is larger than the sum of its proper divisors (78197064057).
120030130311 is a wasteful number, since it uses less digits than its factorization.
120030130311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2800631.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 120030130311 its reverse (113031030021), we get a palindrome (233061160332).
The spelling of 120030130311 in words is "one hundred twenty billion, thirty million, one hundred thirty thousand, three hundred eleven".
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