Base | Representation |
---|---|
bin | 110000101100011… |
… | …111000111010100 |
3 | 2002221021021121120 |
4 | 300230133013110 |
5 | 3133120440043 |
6 | 213022243540 |
7 | 26150054223 |
oct | 6054370724 |
9 | 2087237546 |
10 | 816968148 |
11 | 38a180297 |
12 | 1a97265b0 |
13 | 100344309 |
14 | 7a704cba |
15 | 4bac9983 |
hex | 30b1f1d4 |
816968148 has 24 divisors (see below), whose sum is σ = 1909447680. Its totient is φ = 271867200.
The previous prime is 816968123. The next prime is 816968171. The reversal of 816968148 is 841869618.
816968148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 816968148.
It is a congruent number.
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, 49428 + ... + 63851.
It is an arithmetic number, because the mean of its divisors is an integer number (79560320).
Almost surely, 2816968148 is an apocalyptic number.
It is an amenable number.
816968148 is an abundant number, since it is smaller than the sum of its proper divisors (1092479532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
816968148 is a wasteful number, since it uses less digits than its factorization.
816968148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113887 (or 113885 counting only the distinct ones).
The product of its digits is 663552, while the sum is 51.
The square root of 816968148 is about 28582.6546702716. The cubic root of 816968148 is about 934.8351670691.
The spelling of 816968148 in words is "eight hundred sixteen million, nine hundred sixty-eight thousand, one hundred forty-eight".
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