Base | Representation |
---|---|
bin | 110100001101100100… |
… | …0010001001110001101 |
3 | 101201102010122201012010 |
4 | 1220123020101032031 |
5 | 3314112310132341 |
6 | 123301552531433 |
7 | 11046354562251 |
oct | 1503310211615 |
9 | 351363581163 |
10 | 112124302221 |
11 | 43608277888 |
12 | 19892250b79 |
13 | a75b646479 |
14 | 55d9398261 |
15 | 2db3860716 |
hex | 1a1b21138d |
112124302221 has 16 divisors (see below), whose sum is σ = 154755408960. Its totient is φ = 72124738560.
The previous prime is 112124302219. The next prime is 112124302243. The reversal of 112124302221 is 122203421211.
It is a happy number.
It is not a de Polignac number, because 112124302221 - 21 = 112124302219 is a prime.
It is a super-2 number, since 2×1121243022212 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112124301221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287700 + ... + 554093.
It is an arithmetic number, because the mean of its divisors is an integer number (9672213060).
Almost surely, 2112124302221 is an apocalyptic number.
It is an amenable number.
112124302221 is a deficient number, since it is larger than the sum of its proper divisors (42631106739).
112124302221 is a wasteful number, since it uses less digits than its factorization.
112124302221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 843356.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 112124302221 its reverse (122203421211), we get a palindrome (234327723432).
The spelling of 112124302221 in words is "one hundred twelve billion, one hundred twenty-four million, three hundred two thousand, two hundred twenty-one".
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