Base | Representation |
---|---|
bin | 1111100111010… |
… | …11100111011010 |
3 | 100010110220110011 |
4 | 13303223213122 |
5 | 232013113011 |
6 | 20555312134 |
7 | 3150245455 |
oct | 763534732 |
9 | 303426404 |
10 | 130988506 |
11 | 67a37670 |
12 | 37a4b64a |
13 | 211a36bc |
14 | 1357a49c |
15 | b776621 |
hex | 7ceb9da |
130988506 has 8 divisors (see below), whose sum is σ = 214344864. Its totient is φ = 59540220.
The previous prime is 130988497. The next prime is 130988513. The reversal of 130988506 is 605889031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1309885062 = 34315977408224072, which contains 22 as substring.
It is a nialpdrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2976990 + ... + 2977033.
It is an arithmetic number, because the mean of its divisors is an integer number (26793108).
Almost surely, 2130988506 is an apocalyptic number.
130988506 is a deficient number, since it is larger than the sum of its proper divisors (83356358).
130988506 is a wasteful number, since it uses less digits than its factorization.
130988506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5954036.
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 130988506 is about 11445.0210135237. The cubic root of 130988506 is about 507.8604536415.
The spelling of 130988506 in words is "one hundred thirty million, nine hundred eighty-eight thousand, five hundred six".
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