Base | Representation |
---|---|
bin | 111100010001001… |
… | …0001111110000101 |
3 | 12012221020001210211 |
4 | 1320202101332011 |
5 | 13120144034141 |
6 | 532355515421 |
7 | 101053601440 |
oct | 17042217605 |
9 | 5187201724 |
10 | 2022252421 |
11 | 9485661a2 |
12 | 4852b8b71 |
13 | 262c68a87 |
14 | 15280c657 |
15 | bc80ad81 |
hex | 78891f85 |
2022252421 has 8 divisors (see below), whose sum is σ = 2338991424. Its totient is φ = 1712474880.
The previous prime is 2022252359. The next prime is 2022252433. The reversal of 2022252421 is 1242522202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2022252421 - 27 = 2022252293 is a prime.
It is a super-2 number, since 2×20222524212 = 8179009708480722482, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2022252392 and 2022252401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2022252451) 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, 1739740 + ... + 1740901.
It is an arithmetic number, because the mean of its divisors is an integer number (292373928).
Almost surely, 22022252421 is an apocalyptic number.
It is an amenable number.
2022252421 is a deficient number, since it is larger than the sum of its proper divisors (316739003).
2022252421 is an equidigital number, since it uses as much as digits as its factorization.
2022252421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3480731.
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 2022252421 is about 44969.4609818708. The cubic root of 2022252421 is about 1264.5765419590.
Adding to 2022252421 its reverse (1242522202), we get a palindrome (3264774623).
The spelling of 2022252421 in words is "two billion, twenty-two million, two hundred fifty-two thousand, four hundred twenty-one".
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