Base | Representation |
---|---|
bin | 1111100010000… |
… | …00111010101000 |
3 | 100002011101100101 |
4 | 13301000322220 |
5 | 231323224240 |
6 | 20532315144 |
7 | 3141304150 |
oct | 761007250 |
9 | 302141311 |
10 | 130289320 |
11 | 675aa327 |
12 | 37772ab4 |
13 | 20cba395 |
14 | 13437760 |
15 | b68939a |
hex | 7c40ea8 |
130289320 has 32 divisors (see below), whose sum is σ = 335030400. Its totient is φ = 44670528.
The previous prime is 130289297. The next prime is 130289347. The reversal of 130289320 is 23982031.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 232380 + ... + 232939.
It is an arithmetic number, because the mean of its divisors is an integer number (10469700).
Almost surely, 2130289320 is an apocalyptic number.
130289320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130289320 is an abundant number, since it is smaller than the sum of its proper divisors (204741080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130289320 is a wasteful number, since it uses less digits than its factorization.
130289320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 465337 (or 465333 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 130289320 is about 11414.4347210013. The cubic root of 130289320 is about 506.9552276689.
The spelling of 130289320 in words is "one hundred thirty million, two hundred eighty-nine thousand, three hundred twenty".
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