Base | Representation |
---|---|
bin | 1111100001100… |
… | …10011011111010 |
3 | 100002001100222201 |
4 | 13300302123322 |
5 | 231314330020 |
6 | 20531140414 |
7 | 3140636221 |
oct | 760623372 |
9 | 302040881 |
10 | 130230010 |
11 | 67569809 |
12 | 3774470a |
13 | 20c993a1 |
14 | 1341dcb8 |
15 | b676a0a |
hex | 7c326fa |
130230010 has 64 divisors (see below), whose sum is σ = 254858400. Its totient is φ = 47803392.
The previous prime is 130229987. The next prime is 130230017. The reversal of 130230010 is 10032031.
It can be written as a sum of positive squares in 16 ways, for example, as 84437721 + 45792289 = 9189^2 + 6767^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (130230017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568576 + ... + 568804.
Almost surely, 2130230010 is an apocalyptic number.
130230010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130230010 is a deficient number, since it is larger than the sum of its proper divisors (124628390).
130230010 is a wasteful number, since it uses less digits than its factorization.
130230010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 130230010 is about 11411.8363991077. The cubic root of 130230010 is about 506.8782910017.
Adding to 130230010 its reverse (10032031), we get a palindrome (140262041).
The spelling of 130230010 in words is "one hundred thirty million, two hundred thirty thousand, ten".
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