Base | Representation |
---|---|
bin | 1111100000110… |
… | …00001011000000 |
3 | 100001211220102100 |
4 | 13300120023000 |
5 | 231302404212 |
6 | 20524550400 |
7 | 3140010456 |
oct | 760301300 |
9 | 301756370 |
10 | 130122432 |
11 | 674a5a00 |
12 | 376b2400 |
13 | 20c5c42b |
14 | 133d29d6 |
15 | b654bdc |
hex | 7c182c0 |
130122432 has 126 divisors (see below), whose sum is σ = 410181044. Its totient is φ = 39409920.
The previous prime is 130122413. The next prime is 130122467. The reversal of 130122432 is 234221031.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 68763 + ... + 70629.
Almost surely, 2130122432 is an apocalyptic number.
130122432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130122432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205090522).
130122432 is an abundant number, since it is smaller than the sum of its proper divisors (280058612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130122432 is a wasteful number, since it uses less digits than its factorization.
130122432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1907 (or 1883 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 130122432 is about 11407.1219858473. The cubic root of 130122432 is about 506.7386816689.
Adding to 130122432 its reverse (234221031), we get a palindrome (364343463).
The spelling of 130122432 in words is "one hundred thirty million, one hundred twenty-two thousand, four hundred thirty-two".
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