Base | Representation |
---|---|
bin | 1100100001001… |
… | …01110011001001 |
3 | 21022121011222002 |
4 | 12100211303021 |
5 | 203340344200 |
6 | 14230440345 |
7 | 2413406450 |
oct | 620456311 |
9 | 238534862 |
10 | 105012425 |
11 | 54305431 |
12 | 2b2030b5 |
13 | 189aa13b |
14 | dd37b97 |
15 | 9344bd5 |
hex | 6425cc9 |
105012425 has 12 divisors (see below), whose sum is σ = 148817856. Its totient is φ = 72008400.
The previous prime is 105012421. The next prime is 105012437. The reversal of 105012425 is 524210501.
It is not a de Polignac number, because 105012425 - 22 = 105012421 is a prime.
It is a super-2 number, since 2×1050124252 = 22055218808761250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 105012397 and 105012406.
It is not an unprimeable number, because it can be changed into a prime (105012421) 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, 299861 + ... + 300210.
It is an arithmetic number, because the mean of its divisors is an integer number (12401488).
Almost surely, 2105012425 is an apocalyptic number.
It is an amenable number.
105012425 is a deficient number, since it is larger than the sum of its proper divisors (43805431).
105012425 is an equidigital number, since it uses as much as digits as its factorization.
105012425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 600088 (or 600083 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 105012425 is about 10247.5570259453. The cubic root of 105012425 is about 471.7880059795.
Adding to 105012425 its reverse (524210501), we get a palindrome (629222926).
The spelling of 105012425 in words is "one hundred five million, twelve thousand, four hundred twenty-five".
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