Base | Representation |
---|---|
bin | 1111100110100… |
… | …01101000011111 |
3 | 100010021111110102 |
4 | 13303101220133 |
5 | 232001211304 |
6 | 20553131315 |
7 | 3146323256 |
oct | 763215037 |
9 | 303244412 |
10 | 130882079 |
11 | 67974709 |
12 | 379b9b3b |
13 | 21167123 |
14 | 1354d79d |
15 | b754d1e |
hex | 7cd1a1f |
130882079 has 4 divisors (see below), whose sum is σ = 132105384. Its totient is φ = 129658776.
The previous prime is 130882057. The next prime is 130882097. The reversal of 130882079 is 970288031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 130882079 - 212 = 130877983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130882019) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611492 + ... + 611705.
It is an arithmetic number, because the mean of its divisors is an integer number (33026346).
Almost surely, 2130882079 is an apocalyptic number.
130882079 is a deficient number, since it is larger than the sum of its proper divisors (1223305).
130882079 is a wasteful number, since it uses less digits than its factorization.
130882079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1223304.
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 130882079 is about 11440.3705796622. The cubic root of 130882079 is about 507.7228723346.
The spelling of 130882079 in words is "one hundred thirty million, eight hundred eighty-two thousand, seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •