Base | Representation |
---|---|
bin | 1110100011100… |
… | …01100101010100 |
3 | 22111202022210011 |
4 | 13101301211110 |
5 | 222224200202 |
6 | 20041010004 |
7 | 3011555554 |
oct | 721614524 |
9 | 274668704 |
10 | 122100052 |
11 | 62a16638 |
12 | 34a83904 |
13 | 1c3b0a69 |
14 | 12305164 |
15 | aabcbd7 |
hex | 7471954 |
122100052 has 24 divisors (see below), whose sum is σ = 227261160. Its totient is φ = 57200640.
The previous prime is 122100029. The next prime is 122100053. The reversal of 122100052 is 250001221.
It can be written as a sum of positive squares in 4 ways, for example, as 53640976 + 68459076 = 7324^2 + 8274^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122100053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11652 + ... + 19492.
It is an arithmetic number, because the mean of its divisors is an integer number (9469215).
Almost surely, 2122100052 is an apocalyptic number.
It is an amenable number.
122100052 is a deficient number, since it is larger than the sum of its proper divisors (105161108).
122100052 is a wasteful number, since it uses less digits than its factorization.
122100052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8091 (or 8089 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 122100052 is about 11049.8892302140. The cubic root of 122100052 is about 496.1031100673.
Adding to 122100052 its reverse (250001221), we get a palindrome (372101273).
The spelling of 122100052 in words is "one hundred twenty-two million, one hundred thousand, fifty-two".
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