Base | Representation |
---|---|
bin | 1110100010100… |
… | …10110000101100 |
3 | 22111111220121022 |
4 | 13101102300230 |
5 | 222211130204 |
6 | 20034153312 |
7 | 3010521521 |
oct | 721226054 |
9 | 274456538 |
10 | 121973804 |
11 | 6293a7a7 |
12 | 34a22838 |
13 | 1c368464 |
14 | 122b1148 |
15 | aa955be |
hex | 7452c2c |
121973804 has 12 divisors (see below), whose sum is σ = 213964128. Its totient is φ = 60841200.
The previous prime is 121973801. The next prime is 121973821. The reversal of 121973804 is 408379121.
It is not an unprimeable number, because it can be changed into a prime (121973801) 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, 34532 + ... + 37899.
It is an arithmetic number, because the mean of its divisors is an integer number (17830344).
Almost surely, 2121973804 is an apocalyptic number.
It is an amenable number.
121973804 is a deficient number, since it is larger than the sum of its proper divisors (91990324).
121973804 is a wasteful number, since it uses less digits than its factorization.
121973804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72856 (or 72854 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 121973804 is about 11044.1751163226. The cubic root of 121973804 is about 495.9320655744.
The spelling of 121973804 in words is "one hundred twenty-one million, nine hundred seventy-three thousand, eight hundred four".
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