Base | Representation |
---|---|
bin | 1110010111100… |
… | …10100111110010 |
3 | 22101210122001111 |
4 | 13023302213302 |
5 | 221324001232 |
6 | 15543223534 |
7 | 2662333423 |
oct | 713624762 |
9 | 271718044 |
10 | 120531442 |
11 | 62045069 |
12 | 34447baa |
13 | 1bc81aa5 |
14 | 1201764a |
15 | a8ad047 |
hex | 72f29f2 |
120531442 has 8 divisors (see below), whose sum is σ = 180909036. Its totient is φ = 60228432.
The previous prime is 120531419. The next prime is 120531443. The reversal of 120531442 is 244135021.
It can be written as a sum of positive squares in 2 ways, for example, as 111112681 + 9418761 = 10541^2 + 3069^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (120531443) 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, 14413 + ... + 21184.
Almost surely, 2120531442 is an apocalyptic number.
120531442 is a deficient number, since it is larger than the sum of its proper divisors (60377594).
120531442 is a wasteful number, since it uses less digits than its factorization.
120531442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37292.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 120531442 is about 10978.6812504963. The cubic root of 120531442 is about 493.9694807592.
Adding to 120531442 its reverse (244135021), we get a palindrome (364666463).
The spelling of 120531442 in words is "one hundred twenty million, five hundred thirty-one thousand, four hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •