Base | Representation |
---|---|
bin | 1110100011000… |
… | …00110011100010 |
3 | 22111121211111220 |
4 | 13101200303202 |
5 | 222220000310 |
6 | 20035315510 |
7 | 3011151321 |
oct | 721406342 |
9 | 274554456 |
10 | 122031330 |
11 | 62979a43 |
12 | 34a4bb96 |
13 | 1c3886b5 |
14 | 122c80b8 |
15 | aaa7670 |
hex | 7460ce2 |
122031330 has 32 divisors (see below), whose sum is σ = 305610624. Its totient is φ = 31126656.
The previous prime is 122031323. The next prime is 122031361. The reversal of 122031330 is 33130221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87739 + ... + 89118.
It is an arithmetic number, because the mean of its divisors is an integer number (9550332).
Almost surely, 2122031330 is an apocalyptic number.
122031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122031330 is an abundant number, since it is smaller than the sum of its proper divisors (183579294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122031330 is a wasteful number, since it uses less digits than its factorization.
122031330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176890.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 122031330 is about 11046.7791686084. The cubic root of 122031330 is about 496.0100181162.
Adding to 122031330 its reverse (33130221), we get a palindrome (155161551).
The spelling of 122031330 in words is "one hundred twenty-two million, thirty-one thousand, three hundred thirty".
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