Base | Representation |
---|---|
bin | 1111100110010… |
… | …00100100011110 |
3 | 100010012121112120 |
4 | 13303020210132 |
5 | 231444014313 |
6 | 20552243410 |
7 | 3146110116 |
oct | 763104436 |
9 | 303177476 |
10 | 130844958 |
11 | 67949832 |
12 | 379a0566 |
13 | 2115326a |
14 | 13540046 |
15 | b748d23 |
hex | 7cc891e |
130844958 has 16 divisors (see below), whose sum is σ = 267776256. Its totient is φ = 42600600.
The previous prime is 130844957. The next prime is 130844983. The reversal of 130844958 is 859448031.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130844951) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253318 + ... + 253833.
It is an arithmetic number, because the mean of its divisors is an integer number (16736016).
Almost surely, 2130844958 is an apocalyptic number.
130844958 is an abundant number, since it is smaller than the sum of its proper divisors (136931298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130844958 is a wasteful number, since it uses less digits than its factorization.
130844958 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507199.
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 130844958 is about 11438.7480958364. The cubic root of 130844958 is about 507.6748673849.
The spelling of 130844958 in words is "one hundred thirty million, eight hundred forty-four thousand, nine hundred fifty-eight".
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