Base | Representation |
---|---|
bin | 100111000110… |
… | …101111011001 |
3 | 201021211001000 |
4 | 213012233121 |
5 | 10111014400 |
6 | 1003415213 |
7 | 153063645 |
oct | 47065731 |
9 | 21254030 |
10 | 10251225 |
11 | 5871996 |
12 | 3524509 |
13 | 217c01a |
14 | 150bc25 |
15 | d77600 |
hex | 9c6bd9 |
10251225 has 24 divisors (see below), whose sum is σ = 18833120. Its totient is φ = 5466960.
The previous prime is 10251223. The next prime is 10251229. The reversal of 10251225 is 52215201.
It is not a de Polignac number, because 10251225 - 21 = 10251223 is a prime.
It is a super-2 number, since 2×102512252 = 210175228001250, which contains 22 as substring.
It is a nialpdrome in base 15.
It is a junction number, because it is equal to n+sod(n) for n = 10251198 and 10251207.
It is not an unprimeable number, because it can be changed into a prime (10251223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6919 + ... + 8268.
Almost surely, 210251225 is an apocalyptic number.
10251225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10251225 is a deficient number, since it is larger than the sum of its proper divisors (8581895).
10251225 is a wasteful number, since it uses less digits than its factorization.
10251225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15206 (or 15195 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 10251225 is about 3201.7534258590. The cubic root of 10251225 is about 217.2327275857.
Adding to 10251225 its reverse (52215201), we get a palindrome (62466426).
The spelling of 10251225 in words is "ten million, two hundred fifty-one thousand, two hundred twenty-five".
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