Base | Representation |
---|---|
bin | 1110010110110… |
… | …00011111010111 |
3 | 22101121012020020 |
4 | 13023120133113 |
5 | 221312040112 |
6 | 15541040223 |
7 | 2661406365 |
oct | 713303727 |
9 | 271535206 |
10 | 120424407 |
11 | 61a81704 |
12 | 343b6073 |
13 | 1bc4515c |
14 | 11dca635 |
15 | a88b48c |
hex | 72d87d7 |
120424407 has 8 divisors (see below), whose sum is σ = 162125184. Its totient is φ = 79503288.
The previous prime is 120424397. The next prime is 120424453. The reversal of 120424407 is 704424021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120424407 - 210 = 120423383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120424477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194553 + ... + 195170.
It is an arithmetic number, because the mean of its divisors is an integer number (20265648).
Almost surely, 2120424407 is an apocalyptic number.
120424407 is a deficient number, since it is larger than the sum of its proper divisors (41700777).
120424407 is a wasteful number, since it uses less digits than its factorization.
120424407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389829.
The product of its (nonzero) digits is 1792, while the sum is 24.
The square root of 120424407 is about 10973.8054930822. The cubic root of 120424407 is about 493.8232182825.
Adding to 120424407 its reverse (704424021), we get a palindrome (824848428).
The spelling of 120424407 in words is "one hundred twenty million, four hundred twenty-four thousand, four hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •