Base | Representation |
---|---|
bin | 101000100001… |
… | …010001000101 |
3 | 201222122200012 |
4 | 220201101011 |
5 | 10204401041 |
6 | 1015400005 |
7 | 156166664 |
oct | 50412105 |
9 | 21878605 |
10 | 10622021 |
11 | 5aa5533 |
12 | 3683005 |
13 | 227ba27 |
14 | 15a6ddb |
15 | dec3eb |
hex | a21445 |
10622021 has 8 divisors (see below), whose sum is σ = 11168064. Its totient is φ = 10083040.
The previous prime is 10622009. The next prime is 10622041. The reversal of 10622021 is 12022601.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10622021 is a prime.
It is a super-2 number, since 2×106220212 = 225654660248882, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10621987 and 10622005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10622041) 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, 1466 + ... + 4836.
It is an arithmetic number, because the mean of its divisors is an integer number (1396008).
Almost surely, 210622021 is an apocalyptic number.
It is an amenable number.
10622021 is a deficient number, since it is larger than the sum of its proper divisors (546043).
10622021 is a wasteful number, since it uses less digits than its factorization.
10622021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3531.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 10622021 is about 3259.1442128264. The cubic root of 10622021 is about 219.8209355610.
Adding to 10622021 its reverse (12022601), we get a palindrome (22644622).
The spelling of 10622021 in words is "ten million, six hundred twenty-two thousand, twenty-one".
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