Base | Representation |
---|---|
bin | 1100010011011… |
… | …01110001100101 |
3 | 21012012121121202 |
4 | 12021231301211 |
5 | 202410210320 |
6 | 14124052245 |
7 | 2362162016 |
oct | 611556145 |
9 | 235177552 |
10 | 103210085 |
11 | 532942a0 |
12 | 2a694085 |
13 | 184c8974 |
14 | d9c900d |
15 | 90dab75 |
hex | 626dc65 |
103210085 has 32 divisors (see below), whose sum is σ = 142829568. Its totient is φ = 70861120.
The previous prime is 103210069. The next prime is 103210099. The reversal of 103210085 is 580012301.
It is not a de Polignac number, because 103210085 - 24 = 103210069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104504 + ... + 105486.
It is an arithmetic number, because the mean of its divisors is an integer number (4463424).
Almost surely, 2103210085 is an apocalyptic number.
It is an amenable number.
103210085 is a deficient number, since it is larger than the sum of its proper divisors (39619483).
103210085 is a wasteful number, since it uses less digits than its factorization.
103210085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1105.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 103210085 is about 10159.2364378432. The cubic root of 103210085 is about 469.0732985094.
Adding to 103210085 its reverse (580012301), we get a palindrome (683222386).
The spelling of 103210085 in words is "one hundred three million, two hundred ten thousand, eighty-five".
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