Base | Representation |
---|---|
bin | 11110101111000011101… |
… | …000011100100000111010 |
3 | 21110220201122122220212111 |
4 | 132233003220130200322 |
5 | 234101100420231020 |
6 | 4254142423002534 |
7 | 305411040101620 |
oct | 36570350344072 |
9 | 7426648586774 |
10 | 2112111102010 |
11 | 7448177220a8 |
12 | 2a141189944a |
13 | 12422c238460 |
14 | 743261ad510 |
15 | 39e1a5d1d5a |
hex | 1ebc3a1c83a |
2112111102010 has 64 divisors (see below), whose sum is σ = 4954381915392. Its totient is φ = 629127853056.
The previous prime is 2112111101963. The next prime is 2112111102011. The reversal of 2112111102010 is 102011112112.
It is a happy number.
It is a super-2 number, since 2×21121111020102 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is not an unprimeable number, because it can be changed into a prime (2112111102011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68249272 + ... + 68280211.
It is an arithmetic number, because the mean of its divisors is an integer number (77412217428).
Almost surely, 22112111102010 is an apocalyptic number.
2112111102010 is an abundant number, since it is smaller than the sum of its proper divisors (2842270813382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112111102010 is a wasteful number, since it uses less digits than its factorization.
2112111102010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136529527.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 2112111102010 its reverse (102011112112), we get a palindrome (2214122214122).
The spelling of 2112111102010 in words is "two trillion, one hundred twelve billion, one hundred eleven million, one hundred two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •