Base | Representation |
---|---|
bin | 1110010110110… |
… | …00011100011110 |
3 | 22101121011222101 |
4 | 13023120130132 |
5 | 221312033342 |
6 | 15541035314 |
7 | 2661406012 |
oct | 713303436 |
9 | 271534871 |
10 | 120424222 |
11 | 61a81556 |
12 | 343b5b3a |
13 | 1bc45049 |
14 | 11dca542 |
15 | a88b3b7 |
hex | 72d871e |
120424222 has 4 divisors (see below), whose sum is σ = 180636336. Its totient is φ = 60212110.
The previous prime is 120424217. The next prime is 120424229. The reversal of 120424222 is 222424021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222424021 = 137 ⋅1623533.
It is a self number, because there is not a number n which added to its sum of digits gives 120424222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120424229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30106054 + ... + 30106057.
It is an arithmetic number, because the mean of its divisors is an integer number (45159084).
Almost surely, 2120424222 is an apocalyptic number.
120424222 is a deficient number, since it is larger than the sum of its proper divisors (60212114).
120424222 is an equidigital number, since it uses as much as digits as its factorization.
120424222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60212113.
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 120424222 is about 10973.7970639155. The cubic root of 120424222 is about 493.8229654065.
Adding to 120424222 its reverse (222424021), we get a palindrome (342848243).
The spelling of 120424222 in words is "one hundred twenty million, four hundred twenty-four thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.110 sec. • engine limits •