Base | Representation |
---|---|
bin | 1011111001111100000001 |
3 | 12212120001210 |
4 | 23321330001 |
5 | 1244332042 |
6 | 150520333 |
7 | 35345553 |
oct | 13717401 |
9 | 5776053 |
10 | 3120897 |
11 | 184185a |
12 | 10660a9 |
13 | 8536b0 |
14 | 5b34d3 |
15 | 419a9c |
hex | 2f9f01 |
3120897 has 16 divisors (see below), whose sum is σ = 4587968. Its totient is φ = 1874880.
The previous prime is 3120889. The next prime is 3120899. The reversal of 3120897 is 7980213.
It is a happy number.
It is not a de Polignac number, because 3120897 - 23 = 3120889 is a prime.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3120899) 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, 747 + ... + 2607.
It is an arithmetic number, because the mean of its divisors is an integer number (286748).
Almost surely, 23120897 is an apocalyptic number.
It is an amenable number.
3120897 is a deficient number, since it is larger than the sum of its proper divisors (1467071).
3120897 is a wasteful number, since it uses less digits than its factorization.
3120897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1920.
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 3120897 is about 1766.6060681431. The cubic root of 3120897 is about 146.1368735813.
The spelling of 3120897 in words is "three million, one hundred twenty thousand, eight hundred ninety-seven".
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