Base | Representation |
---|---|
bin | 1011111011001010001010 |
3 | 12212210221000 |
4 | 23323022022 |
5 | 1300012043 |
6 | 150555430 |
7 | 35366256 |
oct | 13731212 |
9 | 5783830 |
10 | 3125898 |
11 | 1845596 |
12 | 1068b76 |
13 | 855a59 |
14 | 5b5266 |
15 | 41b2d3 |
hex | 2fb28a |
3125898 has 32 divisors (see below), whose sum is σ = 7024320. Its totient is φ = 1030320.
The previous prime is 3125893. The next prime is 3125921. The reversal of 3125898 is 8985213.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3125893) 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, 5508 + ... + 6048.
It is an arithmetic number, because the mean of its divisors is an integer number (219510).
Almost surely, 23125898 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3125898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3512160).
3125898 is an abundant number, since it is smaller than the sum of its proper divisors (3898422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3125898 is a wasteful number, since it uses less digits than its factorization.
3125898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 659 (or 653 counting only the distinct ones).
The product of its digits is 17280, while the sum is 36.
The square root of 3125898 is about 1768.0209274780. The cubic root of 3125898 is about 146.2148896651.
The spelling of 3125898 in words is "three million, one hundred twenty-five thousand, eight hundred ninety-eight".
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