Base | Representation |
---|---|
bin | 110111111011111010… |
… | …1111010000111001010 |
3 | 102111001112011002012020 |
4 | 1233313311322013022 |
5 | 3432002242033002 |
6 | 131103340025310 |
7 | 11451512013600 |
oct | 1576765720712 |
9 | 374045132166 |
10 | 120122221002 |
11 | 46a41953613 |
12 | 1b344832236 |
13 | b43460b1a4 |
14 | 5b5767d870 |
15 | 31d0a992bc |
hex | 1bf7d7a1ca |
120122221002 has 48 divisors (see below), whose sum is σ = 294176881440. Its totient is φ = 32514283872.
The previous prime is 120122220971. The next prime is 120122221007. The reversal of 120122221002 is 200122221021.
It is not an unprimeable number, because it can be changed into a prime (120122221007) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10746493 + ... + 10757664.
It is an arithmetic number, because the mean of its divisors is an integer number (6128685030).
Almost surely, 2120122221002 is an apocalyptic number.
120122221002 is an abundant number, since it is smaller than the sum of its proper divisors (174054660438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120122221002 is a wasteful number, since it uses less digits than its factorization.
120122221002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21504195 (or 21504188 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 120122221002 its reverse (200122221021), we get a palindrome (320244442023).
The spelling of 120122221002 in words is "one hundred twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •