Base | Representation |
---|---|
bin | 110111111011100101… |
… | …1001110011011001101 |
3 | 102111000202002121210020 |
4 | 1233313023032123031 |
5 | 3431441411011023 |
6 | 131102300132353 |
7 | 11451314632620 |
oct | 1576713163315 |
9 | 374022077706 |
10 | 120111032013 |
11 | 46a36601115 |
12 | 1b340b370b9 |
13 | b4321c139b |
14 | 5b55da9db7 |
15 | 31cead8de3 |
hex | 1bf72ce6cd |
120111032013 has 16 divisors (see below), whose sum is σ = 183185110656. Its totient is φ = 68575334400.
The previous prime is 120111031951. The next prime is 120111032053. The reversal of 120111032013 is 310230111021.
It is a happy number.
It is not a de Polignac number, because 120111032013 - 218 = 120110769869 is a prime.
It is a super-2 number, since 2×1201110320132 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 120111031983 and 120111032001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120111032053) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2456088 + ... + 2504513.
It is an arithmetic number, because the mean of its divisors is an integer number (11449069416).
Almost surely, 2120111032013 is an apocalyptic number.
It is an amenable number.
120111032013 is a deficient number, since it is larger than the sum of its proper divisors (63074078643).
120111032013 is a wasteful number, since it uses less digits than its factorization.
120111032013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4961764.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 120111032013 its reverse (310230111021), we get a palindrome (430341143034).
The spelling of 120111032013 in words is "one hundred twenty billion, one hundred eleven million, thirty-two thousand, thirteen".
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