Base | Representation |
---|---|
bin | 1110100011101… |
… | …00100011010000 |
3 | 22111202221110101 |
4 | 13101310203100 |
5 | 222230042313 |
6 | 20041142144 |
7 | 3011636161 |
oct | 721644320 |
9 | 274687411 |
10 | 122112208 |
11 | 62a24789 |
12 | 34a8a954 |
13 | 1c3b645a |
14 | 12309768 |
15 | aac15dd |
hex | 74748d0 |
122112208 has 10 divisors (see below), whose sum is σ = 236592434. Its totient is φ = 61056096.
The previous prime is 122112197. The next prime is 122112209. The reversal of 122112208 is 802211221.
It can be written as a sum of positive squares in only one way, i.e., 67765824 + 54346384 = 8232^2 + 7372^2 .
It is a super-2 number, since 2×1221122082 = 29822782685270528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122112209) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3815991 + ... + 3816022.
Almost surely, 2122112208 is an apocalyptic number.
It is an amenable number.
122112208 is a deficient number, since it is larger than the sum of its proper divisors (114480226).
122112208 is an equidigital number, since it uses as much as digits as its factorization.
122112208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7632021 (or 7632015 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
The square root of 122112208 is about 11050.4392672871. The cubic root of 122112208 is about 496.1195731487.
Adding to 122112208 its reverse (802211221), we get a palindrome (924323429).
The spelling of 122112208 in words is "one hundred twenty-two million, one hundred twelve thousand, two hundred eight".
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