Base | Representation |
---|---|
bin | 1111100100000… |
… | …01001101011100 |
3 | 100002122202121000 |
4 | 13302001031130 |
5 | 231410141133 |
6 | 20542110300 |
7 | 3143452011 |
oct | 762011534 |
9 | 302582530 |
10 | 130552668 |
11 | 6776a174 |
12 | 3787b390 |
13 | 210801cc |
14 | 134a5708 |
15 | b6dc413 |
hex | 7c8135c |
130552668 has 24 divisors (see below), whose sum is σ = 338470160. Its totient is φ = 43517520.
The previous prime is 130552661. The next prime is 130552739. The reversal of 130552668 is 866255031.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130552661) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 604303 + ... + 604518.
Almost surely, 2130552668 is an apocalyptic number.
130552668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
130552668 is an abundant number, since it is smaller than the sum of its proper divisors (207917492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130552668 is a wasteful number, since it uses less digits than its factorization.
130552668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1208834 (or 1208826 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
The square root of 130552668 is about 11425.9646419898. The cubic root of 130552668 is about 507.2965598069.
The spelling of 130552668 in words is "one hundred thirty million, five hundred fifty-two thousand, six hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •