Base | Representation |
---|---|
bin | 1100010010111… |
… | …11101010110001 |
3 | 21012002200100202 |
4 | 12021133222301 |
5 | 202401333210 |
6 | 14122524545 |
7 | 2361531404 |
oct | 611375261 |
9 | 235080322 |
10 | 103152305 |
11 | 53254943 |
12 | 2a666755 |
13 | 184a8589 |
14 | d9b1d3b |
15 | 90c89a5 |
hex | 625fab1 |
103152305 has 4 divisors (see below), whose sum is σ = 123782772. Its totient is φ = 82521840.
The previous prime is 103152271. The next prime is 103152319. The reversal of 103152305 is 503251301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 76195441 + 26956864 = 8729^2 + 5192^2 .
It is a de Polignac number, because none of the positive numbers 2k-103152305 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10315226 + ... + 10315235.
It is an arithmetic number, because the mean of its divisors is an integer number (30945693).
Almost surely, 2103152305 is an apocalyptic number.
It is an amenable number.
103152305 is a deficient number, since it is larger than the sum of its proper divisors (20630467).
103152305 is an equidigital number, since it uses as much as digits as its factorization.
103152305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20630466.
The product of its (nonzero) digits is 450, while the sum is 20.
The square root of 103152305 is about 10156.3923220797. The cubic root of 103152305 is about 468.9857485558.
The spelling of 103152305 in words is "one hundred three million, one hundred fifty-two thousand, three hundred five".
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