Base | Representation |
---|---|
bin | 101001101001… |
… | …100101010001 |
3 | 202112200222201 |
4 | 221221211101 |
5 | 10243340400 |
6 | 1030003201 |
7 | 161542363 |
oct | 51514521 |
9 | 22480881 |
10 | 10918225 |
11 | 618802a |
12 | 37a6501 |
13 | 23537b6 |
14 | 1642d33 |
15 | e5a06a |
hex | a69951 |
10918225 has 6 divisors (see below), whose sum is σ = 13538630. Its totient is φ = 8734560.
The previous prime is 10918189. The next prime is 10918247. The reversal of 10918225 is 52281901.
It can be written as a sum of positive squares in 3 ways, for example, as 478864 + 10439361 = 692^2 + 3231^2 .
It is not a de Polignac number, because 10918225 - 29 = 10917713 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10918193 and 10918202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218340 + ... + 218389.
Almost surely, 210918225 is an apocalyptic number.
It is an amenable number.
10918225 is a deficient number, since it is larger than the sum of its proper divisors (2620405).
10918225 is an equidigital number, since it uses as much as digits as its factorization.
10918225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 436739 (or 436734 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 28.
The square root of 10918225 is about 3304.2737477394. The cubic root of 10918225 is about 221.8455287180.
It can be divided in two parts, 1091 and 8225, that added together give a triangular number (9316 = T136).
The spelling of 10918225 in words is "ten million, nine hundred eighteen thousand, two hundred twenty-five".
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