Base | Representation |
---|---|
bin | 1110100010001… |
… | …10100010100100 |
3 | 22111102100221101 |
4 | 13101012202210 |
5 | 222203024443 |
6 | 20033125444 |
7 | 3010222552 |
oct | 721064244 |
9 | 274370841 |
10 | 121923748 |
11 | 62906131 |
12 | 349b9884 |
13 | 1c34b73b |
14 | 1229abd2 |
15 | aa8584d |
hex | 74468a4 |
121923748 has 12 divisors (see below), whose sum is σ = 218328880. Its totient is φ = 59544072.
The previous prime is 121923733. The next prime is 121923751. The reversal of 121923748 is 847329121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354258 + ... + 354601.
Almost surely, 2121923748 is an apocalyptic number.
It is an amenable number.
121923748 is a deficient number, since it is larger than the sum of its proper divisors (96405132).
121923748 is a wasteful number, since it uses less digits than its factorization.
121923748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 708906 (or 708904 counting only the distinct ones).
The product of its digits is 24192, while the sum is 37.
The square root of 121923748 is about 11041.9087118125. The cubic root of 121923748 is about 495.8642155627.
The spelling of 121923748 in words is "one hundred twenty-one million, nine hundred twenty-three thousand, seven hundred forty-eight".
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