Base | Representation |
---|---|
bin | 1111110010101… |
… | …01101111110001 |
3 | 100020021021010201 |
4 | 13321111233301 |
5 | 232403044133 |
6 | 21051155201 |
7 | 3165664066 |
oct | 771255761 |
9 | 306237121 |
10 | 132471793 |
11 | 68860023 |
12 | 38445b01 |
13 | 215a289c |
14 | 13844c6d |
15 | b96ad7d |
hex | 7e55bf1 |
132471793 has 2 divisors, whose sum is σ = 132471794. Its totient is φ = 132471792.
The previous prime is 132471767. The next prime is 132471799. The reversal of 132471793 is 397174231.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 113912929 + 18558864 = 10673^2 + 4308^2 .
It is an emirp because it is prime and its reverse (397174231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 132471793 - 221 = 130374641 is a prime.
It is not a weakly prime, because it can be changed into another prime (132471799) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66235896 + 66235897.
It is an arithmetic number, because the mean of its divisors is an integer number (66235897).
Almost surely, 2132471793 is an apocalyptic number.
It is an amenable number.
132471793 is a deficient number, since it is larger than the sum of its proper divisors (1).
132471793 is an equidigital number, since it uses as much as digits as its factorization.
132471793 is an evil number, because the sum of its binary digits is even.
The product of its digits is 31752, while the sum is 37.
The square root of 132471793 is about 11509.6391342214. The cubic root of 132471793 is about 509.7702322677.
The spelling of 132471793 in words is "one hundred thirty-two million, four hundred seventy-one thousand, seven hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •