Base | Representation |
---|---|
bin | 111100101010011010… |
… | …1011100010100100010 |
3 | 110110020220100021002220 |
4 | 1321110311130110202 |
5 | 4113244203032113 |
6 | 135502443451510 |
7 | 12261161255433 |
oct | 1712465342442 |
9 | 413226307086 |
10 | 130272314658 |
11 | 50280364172 |
12 | 212b7b26b96 |
13 | c39142b075 |
14 | 643b71348a |
15 | 35c6c04523 |
hex | 1e54d5c522 |
130272314658 has 32 divisors (see below), whose sum is σ = 261616473216. Its totient is φ = 43245727488.
The previous prime is 130272314657. The next prime is 130272314701. The reversal of 130272314658 is 856413272031.
It is not an unprimeable number, because it can be changed into a prime (130272314657) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1989610 + ... + 2054042.
It is an arithmetic number, because the mean of its divisors is an integer number (8175514788).
Almost surely, 2130272314658 is an apocalyptic number.
130272314658 is an abundant number, since it is smaller than the sum of its proper divisors (131344158558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130272314658 is a wasteful number, since it uses less digits than its factorization.
130272314658 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65818.
The product of its (nonzero) digits is 241920, while the sum is 42.
Adding to 130272314658 its reverse (856413272031), we get a palindrome (986685586689).
The spelling of 130272314658 in words is "one hundred thirty billion, two hundred seventy-two million, three hundred fourteen thousand, six hundred fifty-eight".
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