Base | Representation |
---|---|
bin | 1100001101101… |
… | …11111011100011 |
3 | 21010210202220022 |
4 | 12012313323203 |
5 | 202212342001 |
6 | 14100104055 |
7 | 2352640340 |
oct | 606677343 |
9 | 233722808 |
10 | 102465251 |
11 | 52925729 |
12 | 2a39502b |
13 | 182c7935 |
14 | d8737c7 |
15 | 8ee011b |
hex | 61b7ee3 |
102465251 has 8 divisors (see below), whose sum is σ = 118026240. Its totient is φ = 87135048.
The previous prime is 102465227. The next prime is 102465257. The reversal of 102465251 is 152564201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102465251 - 214 = 102448867 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102465251.
It is not an unprimeable number, because it can be changed into a prime (102465257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56741 + ... + 58518.
It is an arithmetic number, because the mean of its divisors is an integer number (14753280).
Almost surely, 2102465251 is an apocalyptic number.
102465251 is a deficient number, since it is larger than the sum of its proper divisors (15560989).
102465251 is a wasteful number, since it uses less digits than its factorization.
102465251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115393.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 102465251 is about 10122.5120893976. The cubic root of 102465251 is about 467.9421894525.
The spelling of 102465251 in words is "one hundred two million, four hundred sixty-five thousand, two hundred fifty-one".
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