Base | Representation |
---|---|
bin | 1100001010000101110001 |
3 | 12222220211011 |
4 | 30022011301 |
5 | 1303441212 |
6 | 152150521 |
7 | 36042466 |
oct | 14120561 |
9 | 5886734 |
10 | 3187057 |
11 | 1887535 |
12 | 1098441 |
13 | 877843 |
14 | 5cd66d |
15 | 42e4a7 |
hex | 30a171 |
3187057 has 4 divisors (see below), whose sum is σ = 3199716. Its totient is φ = 3174400.
The previous prime is 3187043. The next prime is 3187061. The reversal of 3187057 is 7507813.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2405601 + 781456 = 1551^2 + 884^2 .
It is a cyclic number.
It is not a de Polignac number, because 3187057 - 211 = 3185009 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3187027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5944 + ... + 6457.
It is an arithmetic number, because the mean of its divisors is an integer number (799929).
Almost surely, 23187057 is an apocalyptic number.
It is an amenable number.
3187057 is a deficient number, since it is larger than the sum of its proper divisors (12659).
3187057 is a wasteful number, since it uses less digits than its factorization.
3187057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12658.
The product of its (nonzero) digits is 5880, while the sum is 31.
The square root of 3187057 is about 1785.2330380093. The cubic root of 3187057 is about 147.1623147316.
The spelling of 3187057 in words is "three million, one hundred eighty-seven thousand, fifty-seven".
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