Base | Representation |
---|---|
bin | 10111011111011… |
… | …00100101011101 |
3 | 111201210022120120 |
4 | 23233230211131 |
5 | 400421142030 |
6 | 31315305153 |
7 | 4611630600 |
oct | 1357544535 |
9 | 451708516 |
10 | 197052765 |
11 | a125a728 |
12 | 55bab1b9 |
13 | 31a94990 |
14 | 1c256337 |
15 | 12476010 |
hex | bbec95d |
197052765 has 96 divisors (see below), whose sum is σ = 405409536. Its totient is φ = 80962560.
The previous prime is 197052749. The next prime is 197052773. The reversal of 197052765 is 567250791.
It is not a de Polignac number, because 197052765 - 24 = 197052749 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 391504 + ... + 392006.
It is an arithmetic number, because the mean of its divisors is an integer number (4223016).
Almost surely, 2197052765 is an apocalyptic number.
197052765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
197052765 is an abundant number, since it is smaller than the sum of its proper divisors (208356771).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197052765 is a wasteful number, since it uses less digits than its factorization.
197052765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579 (or 572 counting only the distinct ones).
The product of its (nonzero) digits is 132300, while the sum is 42.
The square root of 197052765 is about 14037.5483970671. The cubic root of 197052765 is about 581.9167315124.
The spelling of 197052765 in words is "one hundred ninety-seven million, fifty-two thousand, seven hundred sixty-five".
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