Base | Representation |
---|---|
bin | 100001011100010… |
… | …0011010100111111 |
3 | 2220012110122122220 |
4 | 1002320203110333 |
5 | 4244230333043 |
6 | 303202540423 |
7 | 36543604602 |
oct | 10270432477 |
9 | 2805418586 |
10 | 1122121023 |
11 | 526454151 |
12 | 273967713 |
13 | 14b62764a |
14 | a905a339 |
15 | 687a5483 |
hex | 42e2353f |
1122121023 has 16 divisors (see below), whose sum is σ = 1586187360. Its totient is φ = 703179776.
The previous prime is 1122120997. The next prime is 1122121031. The reversal of 1122121023 is 3201212211.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1122121023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1122120993 and 1122121011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1122121223) 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, 27661 + ... + 54857.
It is an arithmetic number, because the mean of its divisors is an integer number (99136710).
Almost surely, 21122121023 is an apocalyptic number.
1122121023 is a deficient number, since it is larger than the sum of its proper divisors (464066337).
1122121023 is a wasteful number, since it uses less digits than its factorization.
1122121023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28026.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1122121023 is about 33498.0749148365. The cubic root of 1122121023 is about 1039.1539664678.
Adding to 1122121023 its reverse (3201212211), we get a palindrome (4323333234).
The spelling of 1122121023 in words is "one billion, one hundred twenty-two million, one hundred twenty-one thousand, twenty-three".
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