Base | Representation |
---|---|
bin | 11110101111001111000… |
… | …001000111110011000010 |
3 | 21110221012222002122110200 |
4 | 132233033001013303002 |
5 | 234101443320321010 |
6 | 4254213405110030 |
7 | 305415546530016 |
oct | 36571701076302 |
9 | 7427188078420 |
10 | 2112302120130 |
11 | 74490552a914 |
12 | 2a1465858316 |
13 | 12425c999427 |
14 | 743436d4546 |
15 | 39e2c264cc0 |
hex | 1ebcf047cc2 |
2112302120130 has 192 divisors, whose sum is σ = 5974824536928. Its totient is φ = 515592069120.
The previous prime is 2112302120087. The next prime is 2112302120153. The reversal of 2112302120130 is 310212032112.
2112302120130 is a `hidden beast` number, since 2 + 112 + 302 + 120 + 130 = 666.
It can be written as a sum of positive squares in 16 ways, for example, as 87751620441 + 2024550499689 = 296229^2 + 1422867^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 155161204 + ... + 155174816.
Almost surely, 22112302120130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2112302120130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2987412268464).
2112302120130 is an abundant number, since it is smaller than the sum of its proper divisors (3862522416798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112302120130 is a wasteful number, since it uses less digits than its factorization.
2112302120130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16421 (or 16418 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 2112302120130 its reverse (310212032112), we get a palindrome (2422514152242).
The spelling of 2112302120130 in words is "two trillion, one hundred twelve billion, three hundred two million, one hundred twenty thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •