Base | Representation |
---|---|
bin | 1110010100011… |
… | …11001111110001 |
3 | 22101000221200220 |
4 | 13022033033301 |
5 | 221222440101 |
6 | 15530403253 |
7 | 2656016625 |
oct | 712171761 |
9 | 271027626 |
10 | 120124401 |
11 | 61897271 |
12 | 34290529 |
13 | 1bb6b737 |
14 | 11d4d185 |
15 | a82c636 |
hex | 728f3f1 |
120124401 has 4 divisors (see below), whose sum is σ = 160165872. Its totient is φ = 80082932.
The previous prime is 120124387. The next prime is 120124427. The reversal of 120124401 is 104421021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 120124401 - 25 = 120124369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (120124481) 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, 20020731 + ... + 20020736.
It is an arithmetic number, because the mean of its divisors is an integer number (40041468).
Almost surely, 2120124401 is an apocalyptic number.
It is an amenable number.
120124401 is a deficient number, since it is larger than the sum of its proper divisors (40041471).
120124401 is an equidigital number, since it uses as much as digits as its factorization.
120124401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40041470.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 120124401 is about 10960.1277821018. The cubic root of 120124401 is about 493.4128000284.
Adding to 120124401 its reverse (104421021), we get a palindrome (224545422).
The spelling of 120124401 in words is "one hundred twenty million, one hundred twenty-four thousand, four hundred one".
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