Base | Representation |
---|---|
bin | 1110100101110… |
… | …11010100110101 |
3 | 22112022200010011 |
4 | 13102323110311 |
5 | 222313331401 |
6 | 20051300221 |
7 | 3014254303 |
oct | 722732465 |
9 | 275280104 |
10 | 122402101 |
11 | 63102568 |
12 | 34baa671 |
13 | 1c4883a3 |
14 | 12383273 |
15 | ab2c451 |
hex | 74bb535 |
122402101 has 4 divisors (see below), whose sum is σ = 122664672. Its totient is φ = 122139532.
The previous prime is 122402089. The next prime is 122402117. The reversal of 122402101 is 101204221.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 122402101 - 27 = 122401973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122402141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130585 + ... + 131518.
It is an arithmetic number, because the mean of its divisors is an integer number (30666168).
Almost surely, 2122402101 is an apocalyptic number.
It is an amenable number.
122402101 is a deficient number, since it is larger than the sum of its proper divisors (262571).
122402101 is an equidigital number, since it uses as much as digits as its factorization.
122402101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262570.
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 122402101 is about 11063.5483006131. The cubic root of 122402101 is about 496.5118569707.
Adding to 122402101 its reverse (101204221), we get a palindrome (223606322).
It can be divided in two parts, 12240 and 2101, that added together give a palindrome (14341).
The spelling of 122402101 in words is "one hundred twenty-two million, four hundred two thousand, one hundred one".
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