Base | Representation |
---|---|
bin | 1111100001010… |
… | …00100110001111 |
3 | 100001222022201011 |
4 | 13300220212033 |
5 | 231312032321 |
6 | 20530230051 |
7 | 3140410561 |
oct | 760504617 |
9 | 301868634 |
10 | 130189711 |
11 | 67541503 |
12 | 37725327 |
13 | 20c83c42 |
14 | 1340d331 |
15 | b669ae1 |
hex | 7c2898f |
130189711 has 4 divisors (see below), whose sum is σ = 130217392. Its totient is φ = 130162032.
The previous prime is 130189699. The next prime is 130189751. The reversal of 130189711 is 117981031.
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 130189711 - 25 = 130189679 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 (130189751) 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, 4830 + ... + 16843.
It is an arithmetic number, because the mean of its divisors is an integer number (32554348).
Almost surely, 2130189711 is an apocalyptic number.
130189711 is a deficient number, since it is larger than the sum of its proper divisors (27681).
130189711 is an equidigital number, since it uses as much as digits as its factorization.
130189711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27680.
The product of its (nonzero) digits is 1512, while the sum is 31.
The square root of 130189711 is about 11410.0705957501. The cubic root of 130189711 is about 506.8260019899.
The spelling of 130189711 in words is "one hundred thirty million, one hundred eighty-nine thousand, seven hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •