Base | Representation |
---|---|
bin | 1111100010011… |
… | …10010000000000 |
3 | 100002021011021012 |
4 | 13301032100000 |
5 | 231332001221 |
6 | 20533420052 |
7 | 3141622322 |
oct | 761162000 |
9 | 302234235 |
10 | 130343936 |
11 | 67637368 |
12 | 3779a628 |
13 | 210091b8 |
14 | 1344d612 |
15 | b69a65b |
hex | 7c4e400 |
130343936 has 22 divisors (see below), whose sum is σ = 260562630. Its totient is φ = 65171456.
The previous prime is 130343891. The next prime is 130343953. The reversal of 130343936 is 639343031.
It can be written as a sum of positive squares in only one way, i.e., 87310336 + 43033600 = 9344^2 + 6560^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62621 + ... + 64668.
Almost surely, 2130343936 is an apocalyptic number.
130343936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
130343936 is a deficient number, since it is larger than the sum of its proper divisors (130218694).
130343936 is an equidigital number, since it uses as much as digits as its factorization.
130343936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127309 (or 127291 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 32.
The square root of 130343936 is about 11416.8268796544. The cubic root of 130343936 is about 507.0260546530.
Adding to 130343936 its reverse (639343031), we get a palindrome (769686967).
The spelling of 130343936 in words is "one hundred thirty million, three hundred forty-three thousand, nine hundred thirty-six".
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