Base | Representation |
---|---|
bin | 111100001111100… |
… | …0100111000111100 |
3 | 12012212122101112101 |
4 | 1320133010320330 |
5 | 13114440144122 |
6 | 532325514444 |
7 | 101043502435 |
oct | 17037047074 |
9 | 5185571471 |
10 | 2021412412 |
11 | 948042078 |
12 | 484b72a24 |
13 | 262a33626 |
14 | 15267048c |
15 | bc6e2027 |
hex | 787c4e3c |
2021412412 has 48 divisors (see below), whose sum is σ = 3704279040. Its totient is φ = 964094400.
The previous prime is 2021412409. The next prime is 2021412427. The reversal of 2021412412 is 2142141202.
It is a super-2 number, since 2×20214124122 = 8172216278775315488, 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 2021412412.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4689837 + ... + 4690267.
It is an arithmetic number, because the mean of its divisors is an integer number (77172480).
Almost surely, 22021412412 is an apocalyptic number.
It is an amenable number.
2021412412 is a deficient number, since it is larger than the sum of its proper divisors (1682866628).
2021412412 is a wasteful number, since it uses less digits than its factorization.
2021412412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 922 (or 920 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 2021412412 is about 44960.1202400527. The cubic root of 2021412412 is about 1264.4014232349.
Adding to 2021412412 its reverse (2142141202), we get a palindrome (4163553614).
The spelling of 2021412412 in words is "two billion, twenty-one million, four hundred twelve thousand, four hundred twelve".
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