Base | Representation |
---|---|
bin | 1011100110011001111011 |
3 | 12201111022121 |
4 | 23212121323 |
5 | 1234302031 |
6 | 145102111 |
7 | 34563400 |
oct | 13463173 |
9 | 5644277 |
10 | 3040891 |
11 | 1797737 |
12 | 1027937 |
13 | 826159 |
14 | 5922a7 |
15 | 401011 |
hex | 2e667b |
3040891 has 12 divisors (see below), whose sum is σ = 3565920. Its totient is φ = 2585520.
The previous prime is 3040889. The next prime is 3040907. The reversal of 3040891 is 1980403.
It is not a de Polignac number, because 3040891 - 21 = 3040889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3040811) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11086 + ... + 11356.
It is an arithmetic number, because the mean of its divisors is an integer number (297160).
Almost surely, 23040891 is an apocalyptic number.
3040891 is a deficient number, since it is larger than the sum of its proper divisors (525029).
3040891 is a wasteful number, since it uses less digits than its factorization.
3040891 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514 (or 507 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 3040891 is about 1743.8150704705. The cubic root of 3040891 is about 144.8772802328.
It can be divided in two parts, 30408 and 91, that multiplied together give a triangular number (2767128 = T2352).
The spelling of 3040891 in words is "three million, forty thousand, eight hundred ninety-one".
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