Base | Representation |
---|---|
bin | 101001111101… |
… | …1010111010011 |
3 | 1112101202211211 |
4 | 1103323113103 |
5 | 21113013412 |
6 | 2103320551 |
7 | 355002112 |
oct | 123732723 |
9 | 45352754 |
10 | 22001107 |
11 | 11467837 |
12 | 7450157 |
13 | 473420b |
14 | 2cc9c79 |
15 | 1de8ca7 |
hex | 14fb5d3 |
22001107 has 4 divisors (see below), whose sum is σ = 23159080. Its totient is φ = 20843136.
The previous prime is 22001101. The next prime is 22001113. The reversal of 22001107 is 70110022.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70110022 = 2 ⋅35055011.
It is an interprime number because it is at equal distance from previous prime (22001101) and next prime (22001113).
It is a cyclic number.
It is not a de Polignac number, because 22001107 - 211 = 21999059 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22001101) 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, 578958 + ... + 578995.
It is an arithmetic number, because the mean of its divisors is an integer number (5789770).
Almost surely, 222001107 is an apocalyptic number.
22001107 is a deficient number, since it is larger than the sum of its proper divisors (1157973).
22001107 is a wasteful number, since it uses less digits than its factorization.
22001107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1157972.
The product of its (nonzero) digits is 28, while the sum is 13.
The square root of 22001107 is about 4690.5337649355. The cubic root of 22001107 is about 280.2086327709.
Adding to 22001107 its reverse (70110022), we get a palindrome (92111129).
The spelling of 22001107 in words is "twenty-two million, one thousand, one hundred seven".
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