Base | Representation |
---|---|
bin | 1100010001101… |
… | …10010001000101 |
3 | 21011210001202000 |
4 | 12020312101011 |
5 | 202330421400 |
6 | 14115135513 |
7 | 2360224116 |
oct | 610662105 |
9 | 234701660 |
10 | 102982725 |
11 | 5314949a |
12 | 2a5a4599 |
13 | 18449331 |
14 | d96a20d |
15 | 9093600 |
hex | 6236445 |
102982725 has 24 divisors (see below), whose sum is σ = 189184320. Its totient is φ = 54923760.
The previous prime is 102982723. The next prime is 102982751. The reversal of 102982725 is 527289201.
It is not a de Polignac number, because 102982725 - 21 = 102982723 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 102982725.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102982723) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 75609 + ... + 76958.
It is an arithmetic number, because the mean of its divisors is an integer number (7882680).
Almost surely, 2102982725 is an apocalyptic number.
102982725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102982725 is a deficient number, since it is larger than the sum of its proper divisors (86201595).
102982725 is a wasteful number, since it uses less digits than its factorization.
102982725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152586 (or 152575 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The square root of 102982725 is about 10148.0404512398. The cubic root of 102982725 is about 468.7286070237.
The spelling of 102982725 in words is "one hundred two million, nine hundred eighty-two thousand, seven hundred twenty-five".
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