Base | Representation |
---|---|
bin | 1110001101001001110110 |
3 | 21000012020000 |
4 | 32031021312 |
5 | 1423131034 |
6 | 211452130 |
7 | 43436556 |
oct | 16151166 |
9 | 7005200 |
10 | 3723894 |
11 | 21138a9 |
12 | 12b7046 |
13 | a04cb5 |
14 | 6cd166 |
15 | 4d8599 |
hex | 38d276 |
3723894 has 40 divisors (see below), whose sum is σ = 8456448. Its totient is φ = 1224720.
The previous prime is 3723893. The next prime is 3723913. The reversal of 3723894 is 4983273.
It is a d-powerful number, because it can be written as 38 + 74 + 221 + 313 + 83 + 94 + 47 .
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3723893) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20484 + ... + 20664.
Almost surely, 23723894 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3723894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4228224).
3723894 is an abundant number, since it is smaller than the sum of its proper divisors (4732554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3723894 is a wasteful number, since it uses less digits than its factorization.
3723894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322 (or 313 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 3723894 is about 1929.7393606392. The cubic root of 3723894 is about 155.0002636138. Note that the first 3 decimals are identical.
The spelling of 3723894 in words is "three million, seven hundred twenty-three thousand, eight hundred ninety-four".
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