Base | Representation |
---|---|
bin | 1111100000110… |
… | …10001000010111 |
3 | 100001212022102111 |
4 | 13300122020113 |
5 | 231303133310 |
6 | 20525051451 |
7 | 3140043040 |
oct | 760321027 |
9 | 301768374 |
10 | 130130455 |
11 | 67500a34 |
12 | 376b6b87 |
13 | 20c62c90 |
14 | 133d58c7 |
15 | b65728a |
hex | 7c1a217 |
130130455 has 16 divisors (see below), whose sum is σ = 192193344. Its totient is φ = 82368000.
The previous prime is 130130437. The next prime is 130130477. The reversal of 130130455 is 554031031.
It is a happy number.
It is not a de Polignac number, because 130130455 - 27 = 130130327 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142546 + ... + 143455.
It is an arithmetic number, because the mean of its divisors is an integer number (12012084).
Almost surely, 2130130455 is an apocalyptic number.
130130455 is a deficient number, since it is larger than the sum of its proper divisors (62062889).
130130455 is a wasteful number, since it uses less digits than its factorization.
130130455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 286026.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 130130455 is about 11407.4736466932. The cubic root of 130130455 is about 506.7490961706.
Adding to 130130455 its reverse (554031031), we get a palindrome (684161486).
The spelling of 130130455 in words is "one hundred thirty million, one hundred thirty thousand, four hundred fifty-five".
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