Base | Representation |
---|---|
bin | 111000110011111000… |
… | …1011111011000001000 |
3 | 102122220101201210010210 |
4 | 1301213301133120020 |
5 | 3444324012023422 |
6 | 132013541441120 |
7 | 11546163556065 |
oct | 1614761373010 |
9 | 378811653123 |
10 | 122000111112 |
11 | 47815978210 |
12 | 1b7897101a0 |
13 | b6736a0179 |
14 | 5c94c2dc6c |
15 | 329088b10c |
hex | 1c67c5f608 |
122000111112 has 64 divisors (see below), whose sum is σ = 332946005760. Its totient is φ = 36945460800.
The previous prime is 122000111071. The next prime is 122000111143. The reversal of 122000111112 is 211111000221.
122000111112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1220001111122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253263 + ... + 555105.
It is an arithmetic number, because the mean of its divisors is an integer number (5202281340).
Almost surely, 2122000111112 is an apocalyptic number.
122000111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122000111112 is an abundant number, since it is smaller than the sum of its proper divisors (210945894648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122000111112 is a wasteful number, since it uses less digits than its factorization.
122000111112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303394 (or 303390 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 122000111112 its reverse (211111000221), we get a palindrome (333111111333).
The spelling of 122000111112 in words is "one hundred twenty-two billion, one hundred eleven thousand, one hundred twelve".
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