Base | Representation |
---|---|
bin | 1110100100011… |
… | …10110111101010 |
3 | 22111222102100001 |
4 | 13102032313222 |
5 | 222242020020 |
6 | 20043333214 |
7 | 3012565363 |
oct | 722166752 |
9 | 274872301 |
10 | 122220010 |
11 | 62a98780 |
12 | 34b2120a |
13 | 1c423543 |
14 | 12336b6a |
15 | aae350a |
hex | 748edea |
122220010 has 16 divisors (see below), whose sum is σ = 239995872. Its totient is φ = 44443600.
The previous prime is 122219983. The next prime is 122220019. The reversal of 122220010 is 10022221.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (122220019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555436 + ... + 555655.
It is an arithmetic number, because the mean of its divisors is an integer number (14999742).
Almost surely, 2122220010 is an apocalyptic number.
122220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122220010 is a deficient number, since it is larger than the sum of its proper divisors (117775862).
122220010 is a wasteful number, since it uses less digits than its factorization.
122220010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1111109.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 122220010 is about 11055.3159158841. The cubic root of 122220010 is about 496.2655234798.
Adding to 122220010 its reverse (10022221), we get a palindrome (132242231).
The spelling of 122220010 in words is "one hundred twenty-two million, two hundred twenty thousand, ten".
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