Base | Representation |
---|---|
bin | 10101010101001101… |
… | …010101111110001101 |
3 | 2012010020122221220021 |
4 | 111111031111332031 |
5 | 333402011211314 |
6 | 14304440422141 |
7 | 1440410111464 |
oct | 252515257615 |
9 | 65106587807 |
10 | 22904397709 |
11 | 9793a32006 |
12 | 4532777951 |
13 | 221032826b |
14 | 1173d239db |
15 | 8e0c28324 |
hex | 555355f8d |
22904397709 has 16 divisors (see below), whose sum is σ = 23744488960. Its totient is φ = 22070854080.
The previous prime is 22904397697. The next prime is 22904397713. The reversal of 22904397709 is 90779340922.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22904397709 is a prime.
It is a super-2 number, since 2×229043977092 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22904397409) 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, 9019762 + ... + 9022300.
It is an arithmetic number, because the mean of its divisors is an integer number (1484030560).
Almost surely, 222904397709 is an apocalyptic number.
It is an amenable number.
22904397709 is a deficient number, since it is larger than the sum of its proper divisors (840091251).
22904397709 is a wasteful number, since it uses less digits than its factorization.
22904397709 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3700.
The product of its (nonzero) digits is 1714608, while the sum is 52.
The spelling of 22904397709 in words is "twenty-two billion, nine hundred four million, three hundred ninety-seven thousand, seven hundred nine".
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