Base | Representation |
---|---|
bin | 101110100111… |
… | …011001101010 |
3 | 211222211200222 |
4 | 232213121222 |
5 | 11112020020 |
6 | 1113530042 |
7 | 205603565 |
oct | 56473152 |
9 | 24884628 |
10 | 12220010 |
11 | 6997090 |
12 | 4113922 |
13 | 26bb19a |
14 | 18a14dc |
15 | 1115b25 |
hex | ba766a |
12220010 has 16 divisors (see below), whose sum is σ = 23995872. Its totient is φ = 4443600.
The previous prime is 12220003. The next prime is 12220031. The reversal of 12220010 is 1002221.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12220010.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55436 + ... + 55655.
It is an arithmetic number, because the mean of its divisors is an integer number (1499742).
Almost surely, 212220010 is an apocalyptic number.
12220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12220010 is a deficient number, since it is larger than the sum of its proper divisors (11775862).
12220010 is a wasteful number, since it uses less digits than its factorization.
12220010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111109.
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 12220010 is about 3495.7130889133. The cubic root of 12220010 is about 230.3335425329. Note that the first 3 decimals are identical.
Adding to 12220010 its reverse (1002221), we get a palindrome (13222231).
It can be divided in two parts, 12 and 220010, that added together give a palindrome (220022).
The spelling of 12220010 in words is "twelve million, two hundred twenty thousand, ten".
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