Base | Representation |
---|---|
bin | 1111100010001… |
… | …10011110101110 |
3 | 100002012112121110 |
4 | 13301012132232 |
5 | 231324441420 |
6 | 20533012450 |
7 | 3141430455 |
oct | 761063656 |
9 | 302175543 |
10 | 130312110 |
11 | 67615465 |
12 | 37784126 |
13 | 20cc7876 |
14 | 13441b9c |
15 | b690ee0 |
hex | 7c467ae |
130312110 has 32 divisors (see below), whose sum is σ = 313777152. Its totient is φ = 34635680.
The previous prime is 130312097. The next prime is 130312111. The reversal of 130312110 is 11213031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130312111) 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, 2347 + ... + 16313.
It is an arithmetic number, because the mean of its divisors is an integer number (9805536).
Almost surely, 2130312110 is an apocalyptic number.
130312110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130312110 is an abundant number, since it is smaller than the sum of its proper divisors (183465042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130312110 is a wasteful number, since it uses less digits than its factorization.
130312110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14288.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 130312110 is about 11415.4329747058. The cubic root of 130312110 is about 506.9847845455.
Adding to 130312110 its reverse (11213031), we get a palindrome (141525141).
The spelling of 130312110 in words is "one hundred thirty million, three hundred twelve thousand, one hundred ten".
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