Base | Representation |
---|---|
bin | 100110111111… |
… | …010001010001 |
3 | 201020021001200 |
4 | 212333101101 |
5 | 10104030000 |
6 | 1003021413 |
7 | 152605512 |
oct | 46772121 |
9 | 21207050 |
10 | 10220625 |
11 | 58509a8 |
12 | 350a869 |
13 | 216b10c |
14 | 1500a09 |
15 | d6d500 |
hex | 9bf451 |
10220625 has 60 divisors (see below), whose sum is σ = 19493760. Its totient is φ = 5148000.
The previous prime is 10220597. The next prime is 10220647. The reversal of 10220625 is 52602201.
It is not a de Polignac number, because 10220625 - 25 = 10220593 is a prime.
It is a super-2 number, since 2×102206252 = 208922350781250, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10220598 and 10220607.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 129336 + ... + 129414.
It is an arithmetic number, because the mean of its divisors is an integer number (324896).
Almost surely, 210220625 is an apocalyptic number.
10220625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10220625 is a deficient number, since it is larger than the sum of its proper divisors (9273135).
10220625 is an equidigital number, since it uses as much as digits as its factorization.
10220625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128 (or 110 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 10220625 is about 3196.9712228921. The cubic root of 10220625 is about 217.0163649377.
Adding to 10220625 its reverse (52602201), we get a palindrome (62822826).
The spelling of 10220625 in words is "ten million, two hundred twenty thousand, six hundred twenty-five".
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