Base | Representation |
---|---|
bin | 1100010010111… |
… | …01011110011101 |
3 | 21012002020001011 |
4 | 12021131132131 |
5 | 202401041300 |
6 | 14122415221 |
7 | 2361463255 |
oct | 611353635 |
9 | 235066034 |
10 | 103143325 |
11 | 5324911a |
12 | 2a661511 |
13 | 184a446c |
14 | d9ac965 |
15 | 90c5eba |
hex | 625d79d |
103143325 has 12 divisors (see below), whose sum is σ = 128343348. Its totient is φ = 82227200.
The previous prime is 103143323. The next prime is 103143347. The reversal of 103143325 is 523341301.
It can be written as a sum of positive squares in 6 ways, for example, as 9847044 + 93296281 = 3138^2 + 9659^2 .
It is not a de Polignac number, because 103143325 - 21 = 103143323 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103143296 and 103143305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103143323) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285 + ... + 14365.
It is an arithmetic number, because the mean of its divisors is an integer number (10695279).
Almost surely, 2103143325 is an apocalyptic number.
It is an amenable number.
103143325 is a deficient number, since it is larger than the sum of its proper divisors (25200023).
103143325 is a wasteful number, since it uses less digits than its factorization.
103143325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14384 (or 14379 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 103143325 is about 10155.9502263451. The cubic root of 103143325 is about 468.9721388607.
Adding to 103143325 its reverse (523341301), we get a palindrome (626484626).
The spelling of 103143325 in words is "one hundred three million, one hundred forty-three thousand, three hundred twenty-five".
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