Base | Representation |
---|---|
bin | 1111100010111… |
… | …11101011010000 |
3 | 100002101210011202 |
4 | 13301133223100 |
5 | 231341242222 |
6 | 20535130332 |
7 | 3142340366 |
oct | 761375320 |
9 | 302353152 |
10 | 130415312 |
11 | 67685a55 |
12 | 378139a8 |
13 | 21032831 |
14 | 1346b636 |
15 | b6b1892 |
hex | 7c5fad0 |
130415312 has 20 divisors (see below), whose sum is σ = 252858816. Its totient is φ = 65161440.
The previous prime is 130415287. The next prime is 130415317. The reversal of 130415312 is 213514031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130415317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37487 + ... + 40817.
Almost surely, 2130415312 is an apocalyptic number.
It is an amenable number.
130415312 is a deficient number, since it is larger than the sum of its proper divisors (122443504).
130415312 is a wasteful number, since it uses less digits than its factorization.
130415312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5786 (or 5780 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 130415312 is about 11419.9523641739. The cubic root of 130415312 is about 507.1185864808.
Adding to 130415312 its reverse (213514031), we get a palindrome (343929343).
The spelling of 130415312 in words is "one hundred thirty million, four hundred fifteen thousand, three hundred twelve".
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