Base | Representation |
---|---|
bin | 1110100011101… |
… | …10101111110010 |
3 | 22111210101210111 |
4 | 13101312233302 |
5 | 222230334302 |
6 | 20041251534 |
7 | 3012004330 |
oct | 721665762 |
9 | 274711714 |
10 | 122121202 |
11 | 62a30515 |
12 | 34a93baa |
13 | 1c3ba588 |
14 | 1230cb50 |
15 | aac40d7 |
hex | 7476bf2 |
122121202 has 32 divisors (see below), whose sum is σ = 214156800. Its totient is φ = 51150528.
The previous prime is 122121199. The next prime is 122121203. The reversal of 122121202 is 202121221.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (122121203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120048 + ... + 121060.
It is an arithmetic number, because the mean of its divisors is an integer number (6692400).
Almost surely, 2122121202 is an apocalyptic number.
122121202 is a deficient number, since it is larger than the sum of its proper divisors (92035598).
122121202 is a wasteful number, since it uses less digits than its factorization.
122121202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1210.
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 122121202 is about 11050.8462119423. The cubic root of 122121202 is about 496.1317531755.
Adding to 122121202 its reverse (202121221), we get a palindrome (324242423).
The spelling of 122121202 in words is "one hundred twenty-two million, one hundred twenty-one thousand, two hundred two".
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