Base | Representation |
---|---|
bin | 1110100011000… |
… | …00110000101000 |
3 | 22111121211021000 |
4 | 13101200300220 |
5 | 222214444034 |
6 | 20035315000 |
7 | 3011150634 |
oct | 721406050 |
9 | 274554230 |
10 | 122031144 |
11 | 62979894 |
12 | 34a4ba60 |
13 | 1c3885a1 |
14 | 122c7dc4 |
15 | aaa7599 |
hex | 7460c28 |
122031144 has 32 divisors (see below), whose sum is σ = 338976000. Its totient is φ = 40676976.
The previous prime is 122031137. The next prime is 122031163. The reversal of 122031144 is 441130221.
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 7 ways as a sum of consecutive naturals, for example, 282264 + ... + 282695.
It is an arithmetic number, because the mean of its divisors is an integer number (10593000).
Almost surely, 2122031144 is an apocalyptic number.
It is an amenable number.
122031144 is an abundant number, since it is smaller than the sum of its proper divisors (216944856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122031144 is a wasteful number, since it uses less digits than its factorization.
122031144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 564974 (or 564964 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 122031144 is about 11046.7707498617. The cubic root of 122031144 is about 496.0097661102.
Adding to 122031144 its reverse (441130221), we get a palindrome (563161365).
The spelling of 122031144 in words is "one hundred twenty-two million, thirty-one thousand, one hundred forty-four".
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