Base | Representation |
---|---|
bin | 1111101001111… |
… | …11100011101100 |
3 | 100011010101002110 |
4 | 13310333203230 |
5 | 232110113312 |
6 | 21010524020 |
7 | 3153210045 |
oct | 764774354 |
9 | 304111073 |
10 | 131332332 |
11 | 68151a1a |
12 | 37b96610 |
13 | 21294051 |
14 | 136298cc |
15 | b7e343c |
hex | 7d3f8ec |
131332332 has 24 divisors (see below), whose sum is σ = 322571200. Its totient is φ = 41473296.
The previous prime is 131332319. The next prime is 131332339. The reversal of 131332332 is 233233131.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 131332299 and 131332308.
It is not an unprimeable number, because it can be changed into a prime (131332339) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287782 + ... + 288237.
Almost surely, 2131332332 is an apocalyptic number.
131332332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131332332 is an abundant number, since it is smaller than the sum of its proper divisors (191238868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131332332 is a wasteful number, since it uses less digits than its factorization.
131332332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 576045 (or 576043 counting only the distinct ones).
The product of its digits is 972, while the sum is 21.
The square root of 131332332 is about 11460.0319371283. The cubic root of 131332332 is about 508.3044189830.
Adding to 131332332 its reverse (233233131), we get a palindrome (364565463).
The spelling of 131332332 in words is "one hundred thirty-one million, three hundred thirty-two thousand, three hundred thirty-two".
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