Base | Representation |
---|---|
bin | 1111110010010… |
… | …01011100000011 |
3 | 100020011200222112 |
4 | 13321021130003 |
5 | 232344441004 |
6 | 21050125535 |
7 | 3165364106 |
oct | 771113403 |
9 | 306150875 |
10 | 132421379 |
11 | 68826162 |
12 | 384208ab |
13 | 2158595c |
14 | 1383073d |
15 | b95ae6e |
hex | 7e49703 |
132421379 has 4 divisors (see below), whose sum is σ = 132469176. Its totient is φ = 132373584.
The previous prime is 132421369. The next prime is 132421391. The reversal of 132421379 is 973124231.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-132421379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132421339) 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, 19469 + ... + 25374.
It is an arithmetic number, because the mean of its divisors is an integer number (33117294).
Almost surely, 2132421379 is an apocalyptic number.
132421379 is a deficient number, since it is larger than the sum of its proper divisors (47797).
132421379 is an equidigital number, since it uses as much as digits as its factorization.
132421379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47796.
The product of its digits is 9072, while the sum is 32.
The square root of 132421379 is about 11507.4488484633. The cubic root of 132421379 is about 509.7055573240.
The spelling of 132421379 in words is "one hundred thirty-two million, four hundred twenty-one thousand, three hundred seventy-nine".
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