Base | Representation |
---|---|
bin | 1011010100101101010101 |
3 | 12120210212221 |
4 | 23110231111 |
5 | 1224442110 |
6 | 143342341 |
7 | 34142146 |
oct | 13245525 |
9 | 5523787 |
10 | 2968405 |
11 | 1748230 |
12 | bb19b1 |
13 | 7cc16b |
14 | 573acd |
15 | 3d97da |
hex | 2d4b55 |
2968405 has 16 divisors (see below), whose sum is σ = 4013568. Its totient is φ = 2088000.
The previous prime is 2968391. The next prime is 2968409. The reversal of 2968405 is 5048692.
It is a happy number.
It is not a de Polignac number, because 2968405 - 25 = 2968373 is a prime.
It is a super-2 number, since 2×29684052 = 17622856488050, which contains 22 as substring.
It is a Duffinian number.
2968405 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2968409) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835 + ... + 2575.
It is an arithmetic number, because the mean of its divisors is an integer number (250848).
22968405 is an apocalyptic number.
It is an amenable number.
2968405 is a deficient number, since it is larger than the sum of its proper divisors (1045163).
2968405 is a wasteful number, since it uses less digits than its factorization.
2968405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1788.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 2968405 is about 1722.9059753800. The cubic root of 2968405 is about 143.7168594050.
The spelling of 2968405 in words is "two million, nine hundred sixty-eight thousand, four hundred five".
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