Base | Representation |
---|---|
bin | 1111100011101… |
… | …01100011111100 |
3 | 100002120100010220 |
4 | 13301311203330 |
5 | 231402124311 |
6 | 20541101340 |
7 | 3143162631 |
oct | 761654374 |
9 | 302510126 |
10 | 130504956 |
11 | 6773733a |
12 | 37857850 |
13 | 2106458a |
14 | 13492188 |
15 | b6cd206 |
hex | 7c758fc |
130504956 has 12 divisors (see below), whose sum is σ = 304511592. Its totient is φ = 43501648.
The previous prime is 130504909. The next prime is 130504973. The reversal of 130504956 is 659405031.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5437695 + ... + 5437718.
It is an arithmetic number, because the mean of its divisors is an integer number (25375966).
Almost surely, 2130504956 is an apocalyptic number.
It is an amenable number.
130504956 is an abundant number, since it is smaller than the sum of its proper divisors (174006636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130504956 is a wasteful number, since it uses less digits than its factorization.
130504956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10875420 (or 10875418 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 33.
The square root of 130504956 is about 11423.8765749635. The cubic root of 130504956 is about 507.2347531226.
Adding to 130504956 its reverse (659405031), we get a palindrome (789909987).
The spelling of 130504956 in words is "one hundred thirty million, five hundred four thousand, nine hundred fifty-six".
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