Base | Representation |
---|---|
bin | 111101000001101100… |
… | …1001010111011011100 |
3 | 110112021100011011101211 |
4 | 1322003121022323130 |
5 | 4121344134320130 |
6 | 140112145514204 |
7 | 12316424540152 |
oct | 1720331127334 |
9 | 415240134354 |
10 | 131053432540 |
11 | 50641278638 |
12 | 21495642964 |
13 | c4871cc5b4 |
14 | 64b33653d2 |
15 | 362059ba2a |
hex | 1e8364aedc |
131053432540 has 24 divisors (see below), whose sum is σ = 275898539952. Its totient is φ = 52290643200.
The previous prime is 131053432483. The next prime is 131053432579. The reversal of 131053432540 is 45234350131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8162394 + ... + 8178433.
It is an arithmetic number, because the mean of its divisors is an integer number (11495772498).
Almost surely, 2131053432540 is an apocalyptic number.
131053432540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131053432540 is an abundant number, since it is smaller than the sum of its proper divisors (144845107412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131053432540 is a wasteful number, since it uses less digits than its factorization.
131053432540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16341237 (or 16341235 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 31.
Adding to 131053432540 its reverse (45234350131), we get a palindrome (176287782671).
The spelling of 131053432540 in words is "one hundred thirty-one billion, fifty-three million, four hundred thirty-two thousand, five hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •