Base | Representation |
---|---|
bin | 111100001111100… |
… | …0111010010010000 |
3 | 12012212122212222210 |
4 | 1320133013102100 |
5 | 13114441002344 |
6 | 532330032120 |
7 | 101043543153 |
oct | 17037072220 |
9 | 5185585883 |
10 | 2021422224 |
11 | 948049488 |
12 | 484b78640 |
13 | 262a37c33 |
14 | 152673c9a |
15 | bc6e4db9 |
hex | 787c7490 |
2021422224 has 80 divisors (see below), whose sum is σ = 5280447744. Its totient is φ = 666307200.
The previous prime is 2021422219. The next prime is 2021422267. The reversal of 2021422224 is 4222241202.
It is a super-2 number, since 2×20214222242 = 8172295615362212352, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2021422224.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3539859 + ... + 3540429.
Almost surely, 22021422224 is an apocalyptic number.
2021422224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2021422224 is an abundant number, since it is smaller than the sum of its proper divisors (3259025520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021422224 is a wasteful number, since it uses less digits than its factorization.
2021422224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1276 (or 1270 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 2021422224 is about 44960.2293588456. The cubic root of 2021422224 is about 1264.4034690465.
Adding to 2021422224 its reverse (4222241202), we get a palindrome (6243663426).
The spelling of 2021422224 in words is "two billion, twenty-one million, four hundred twenty-two thousand, two hundred twenty-four".
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