Base | Representation |
---|---|
bin | 1011110111110101101… |
… | …0000100011110001100 |
3 | 201111110211201222022221 |
4 | 2331331122010132030 |
5 | 11320211131331342 |
6 | 233411254145124 |
7 | 20510334465430 |
oct | 2757532043614 |
9 | 644424658287 |
10 | 203967448972 |
11 | 79558342351 |
12 | 336443521a4 |
13 | 16307284711 |
14 | 9c2cda09c0 |
15 | 548b919a67 |
hex | 2f7d68478c |
203967448972 has 24 divisors (see below), whose sum is σ = 418960167584. Its totient is φ = 85052063232.
The previous prime is 203967448943. The next prime is 203967449003. The reversal of 203967448972 is 279844769302.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 203967448972.
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, 98438853 + ... + 98440924.
Almost surely, 2203967448972 is an apocalyptic number.
It is an amenable number.
203967448972 is an abundant number, since it is smaller than the sum of its proper divisors (214992718612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203967448972 is a wasteful number, since it uses less digits than its factorization.
203967448972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196879825 (or 196879823 counting only the distinct ones).
The product of its (nonzero) digits is 36578304, while the sum is 61.
The spelling of 203967448972 in words is "two hundred three billion, nine hundred sixty-seven million, four hundred forty-eight thousand, nine hundred seventy-two".
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