Base | Representation |
---|---|
bin | 100110011000… |
… | …0110000000010 |
3 | 1101212100001110 |
4 | 1030300300002 |
5 | 20122411001 |
6 | 1555144150 |
7 | 333016356 |
oct | 114606002 |
9 | 41770043 |
10 | 20122626 |
11 | 103a4477 |
12 | 68a5056 |
13 | 42271a4 |
14 | 295b466 |
15 | 1b773d6 |
hex | 1330c02 |
20122626 has 16 divisors (see below), whose sum is σ = 40356000. Its totient is φ = 6689088.
The previous prime is 20122621. The next prime is 20122637. The reversal of 20122626 is 62622102.
It is not an unprimeable number, because it can be changed into a prime (20122621) 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, 2151 + ... + 6698.
It is an arithmetic number, because the mean of its divisors is an integer number (2522250).
Almost surely, 220122626 is an apocalyptic number.
20122626 is an abundant number, since it is smaller than the sum of its proper divisors (20233374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122626 is a wasteful number, since it uses less digits than its factorization.
20122626 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9233.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 20122626 is about 4485.8250077327. The cubic root of 20122626 is about 271.9953953229.
Adding to 20122626 its reverse (62622102), we get a palindrome (82744728).
The spelling of 20122626 in words is "twenty million, one hundred twenty-two thousand, six hundred twenty-six".
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