Base | Representation |
---|---|
bin | 1110011011100… |
… | …10111101100010 |
3 | 22102210100011010 |
4 | 13031302331202 |
5 | 221442311442 |
6 | 20002401350 |
7 | 2666653134 |
oct | 715627542 |
9 | 272710133 |
10 | 121057122 |
11 | 6237400a |
12 | 34660256 |
13 | 1c107144 |
14 | 12113054 |
15 | a963b9c |
hex | 7372f62 |
121057122 has 8 divisors (see below), whose sum is σ = 242114256. Its totient is φ = 40352372.
The previous prime is 121057121. The next prime is 121057129. The reversal of 121057122 is 221750121.
It is a sphenic number, since it is the product of 3 distinct primes.
121057122 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (121057121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10088088 + ... + 10088099.
It is an arithmetic number, because the mean of its divisors is an integer number (30264282).
Almost surely, 2121057122 is an apocalyptic number.
121057122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121057122 is a wasteful number, since it uses less digits than its factorization.
121057122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20176192.
The product of its (nonzero) digits is 280, while the sum is 21.
The square root of 121057122 is about 11002.5961481825. The cubic root of 121057122 is about 494.6865641484.
The spelling of 121057122 in words is "one hundred twenty-one million, fifty-seven thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •