Base | Representation |
---|---|
bin | 1110011000110… |
… | …11110100111101 |
3 | 22102010012120120 |
4 | 13030123310331 |
5 | 221344401341 |
6 | 15551005153 |
7 | 2663635455 |
oct | 714336475 |
9 | 272105516 |
10 | 120700221 |
11 | 6214a954 |
12 | 345097b9 |
13 | 1c010865 |
14 | 1205cd65 |
15 | a8e3066 |
hex | 731bd3d |
120700221 has 8 divisors (see below), whose sum is σ = 170400384. Its totient is φ = 75733440.
The previous prime is 120700219. The next prime is 120700243. The reversal of 120700221 is 122007021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120700221 - 21 = 120700219 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 120700221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120700211) 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, 1183285 + ... + 1183386.
It is an arithmetic number, because the mean of its divisors is an integer number (21300048).
Almost surely, 2120700221 is an apocalyptic number.
It is an amenable number.
120700221 is a deficient number, since it is larger than the sum of its proper divisors (49700163).
120700221 is a wasteful number, since it uses less digits than its factorization.
120700221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2366691.
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 120700221 is about 10986.3652315040. The cubic root of 120700221 is about 494.1999401011.
Adding to 120700221 its reverse (122007021), we get a palindrome (242707242).
The spelling of 120700221 in words is "one hundred twenty million, seven hundred thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •