Base | Representation |
---|---|
bin | 1100010101001… |
… | …10100101100001 |
3 | 21012122102211021 |
4 | 12022212211201 |
5 | 202440132120 |
6 | 14133045441 |
7 | 2364151315 |
oct | 612464541 |
9 | 235572737 |
10 | 103442785 |
11 | 53433106 |
12 | 2a786881 |
13 | 1857a864 |
14 | da49b45 |
15 | 9134aaa |
hex | 62a6961 |
103442785 has 16 divisors (see below), whose sum is σ = 125971200. Its totient is φ = 81536896.
The previous prime is 103442749. The next prime is 103442791. The reversal of 103442785 is 587244301.
It is a cyclic number.
It is not a de Polignac number, because 103442785 - 217 = 103311713 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 103442785.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127461 + ... + 128269.
It is an arithmetic number, because the mean of its divisors is an integer number (7873200).
Almost surely, 2103442785 is an apocalyptic number.
It is an amenable number.
103442785 is a deficient number, since it is larger than the sum of its proper divisors (22528415).
103442785 is a wasteful number, since it uses less digits than its factorization.
103442785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1160.
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 103442785 is about 10170.6826221252. The cubic root of 103442785 is about 469.4255619724.
The spelling of 103442785 in words is "one hundred three million, four hundred forty-two thousand, seven hundred eighty-five".
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