Base | Representation |
---|---|
bin | 101010000000… |
… | …0000000110111 |
3 | 1112102201222011 |
4 | 1110000000313 |
5 | 21114121101 |
6 | 2103545051 |
7 | 355111456 |
oct | 124000067 |
9 | 45381864 |
10 | 22020151 |
11 | 1148007a |
12 | 745b187 |
13 | 473ca9a |
14 | 2cd2b9d |
15 | 1dee751 |
hex | 1500037 |
22020151 has 8 divisors (see below), whose sum is σ = 23379840. Its totient is φ = 20667648.
The previous prime is 22020133. The next prime is 22020161. The reversal of 22020151 is 15102022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22020151 - 27 = 22020023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22020161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5370 + ... + 8536.
It is an arithmetic number, because the mean of its divisors is an integer number (2922480).
Almost surely, 222020151 is an apocalyptic number.
22020151 is a deficient number, since it is larger than the sum of its proper divisors (1359689).
22020151 is a wasteful number, since it uses less digits than its factorization.
22020151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3593.
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 22020151 is about 4692.5633719749. The cubic root of 22020151 is about 280.2894583138.
Adding to 22020151 its reverse (15102022), we get a palindrome (37122173).
The spelling of 22020151 in words is "twenty-two million, twenty thousand, one hundred fifty-one".
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