Base | Representation |
---|---|
bin | 111100100101111001… |
… | …0000011010111111100 |
3 | 110102212022112210000221 |
4 | 1321023302003113330 |
5 | 4112441312243400 |
6 | 135435420231124 |
7 | 12254335262302 |
oct | 1711362032774 |
9 | 412768483027 |
10 | 130120431100 |
11 | 50202655870 |
12 | 2127509b4a4 |
13 | c368b1ca3a |
14 | 6425498272 |
15 | 35b8701c1a |
hex | 1e4bc835fc |
130120431100 has 72 divisors (see below), whose sum is σ = 311080620816. Its totient is φ = 46848000000.
The previous prime is 130120431061. The next prime is 130120431101. The reversal of 130120431100 is 1134021031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130120431101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 474501 + ... + 696700.
It is an arithmetic number, because the mean of its divisors is an integer number (4320564178).
Almost surely, 2130120431100 is an apocalyptic number.
130120431100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130120431100 is an abundant number, since it is smaller than the sum of its proper divisors (180960189716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130120431100 is a wasteful number, since it uses less digits than its factorization.
130120431100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1171327 (or 1171320 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 130120431100 its reverse (1134021031), we get a palindrome (131254452131).
The spelling of 130120431100 in words is "one hundred thirty billion, one hundred twenty million, four hundred thirty-one thousand, one hundred".
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