Base | Representation |
---|---|
bin | 1111100010011… |
… | …01110010001110 |
3 | 100002021001122121 |
4 | 13301031302032 |
5 | 231331421110 |
6 | 20533403154 |
7 | 3141613630 |
oct | 761156216 |
9 | 302231577 |
10 | 130342030 |
11 | 67635995 |
12 | 377994ba |
13 | 21008380 |
14 | 1344ca50 |
15 | b699cda |
hex | 7c4dc8e |
130342030 has 64 divisors (see below), whose sum is σ = 295561728. Its totient is φ = 40279680.
The previous prime is 130342027. The next prime is 130342031. The reversal of 130342030 is 30243031.
It is a junction number, because it is equal to n+sod(n) for n = 130341995 and 130342013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130342031) 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, 37465 + ... + 40795.
It is an arithmetic number, because the mean of its divisors is an integer number (4618152).
Almost surely, 2130342030 is an apocalyptic number.
130342030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130342030 is an abundant number, since it is smaller than the sum of its proper divisors (165219698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130342030 is a wasteful number, since it uses less digits than its factorization.
130342030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3401.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 130342030 is about 11416.7434060681. The cubic root of 130342030 is about 507.0235832520.
Adding to 130342030 its reverse (30243031), we get a palindrome (160585061).
The spelling of 130342030 in words is "one hundred thirty million, three hundred forty-two thousand, thirty".
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