Base | Representation |
---|---|
bin | 1011111011001011010001 |
3 | 12212211000122 |
4 | 23323023101 |
5 | 1300012334 |
6 | 151000025 |
7 | 35366420 |
oct | 13731321 |
9 | 5784018 |
10 | 3125969 |
11 | 1845650 |
12 | 1069015 |
13 | 855ab2 |
14 | 5b52b7 |
15 | 41b32e |
hex | 2fb2d1 |
3125969 has 8 divisors (see below), whose sum is σ = 3897408. Its totient is φ = 2435760.
The previous prime is 3125959. The next prime is 3125989. The reversal of 3125969 is 9695213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3125969 - 212 = 3121873 is a prime.
It is a super-2 number, since 2×31259692 = 19543364377922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3125959) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20222 + ... + 20375.
It is an arithmetic number, because the mean of its divisors is an integer number (487176).
Almost surely, 23125969 is an apocalyptic number.
It is an amenable number.
3125969 is a deficient number, since it is larger than the sum of its proper divisors (771439).
3125969 is a wasteful number, since it uses less digits than its factorization.
3125969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40615.
The product of its digits is 14580, while the sum is 35.
The square root of 3125969 is about 1768.0410063118. The cubic root of 3125969 is about 146.2159966727.
The spelling of 3125969 in words is "three million, one hundred twenty-five thousand, nine hundred sixty-nine".
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