Base | Representation |
---|---|
bin | 1100100011010… |
… | …00010111111011 |
3 | 21100010001000201 |
4 | 12101220113323 |
5 | 203423110430 |
6 | 14240343031 |
7 | 2415623455 |
oct | 621502773 |
9 | 240101021 |
10 | 105285115 |
11 | 544812a1 |
12 | 2b314a77 |
13 | 18a742b0 |
14 | dda92d5 |
15 | 939a8ca |
hex | 64685fb |
105285115 has 16 divisors (see below), whose sum is σ = 136836000. Its totient is φ = 77306112.
The previous prime is 105285107. The next prime is 105285139. The reversal of 105285115 is 511582501.
It is not a de Polignac number, because 105285115 - 23 = 105285107 is a prime.
It is a super-2 number, since 2×1052851152 = 22169910881126450, which contains 22 as substring.
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, 7111 + ... + 16159.
It is an arithmetic number, because the mean of its divisors is an integer number (8552250).
Almost surely, 2105285115 is an apocalyptic number.
105285115 is a deficient number, since it is larger than the sum of its proper divisors (31550885).
105285115 is a wasteful number, since it uses less digits than its factorization.
105285115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9246.
The product of its (nonzero) digits is 2000, while the sum is 28.
The square root of 105285115 is about 10260.8535220029. The cubic root of 105285115 is about 472.1960233267.
The spelling of 105285115 in words is "one hundred five million, two hundred eighty-five thousand, one hundred fifteen".
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