Base | Representation |
---|---|
bin | 1110111010100100011010 |
3 | 21100122101122 |
4 | 32322210122 |
5 | 2000104124 |
6 | 215445242 |
7 | 45143111 |
oct | 16724432 |
9 | 7318348 |
10 | 3909914 |
11 | 2230638 |
12 | 1386822 |
13 | a6b878 |
14 | 73ac78 |
15 | 52375e |
hex | 3ba91a |
3909914 has 4 divisors (see below), whose sum is σ = 5864874. Its totient is φ = 1954956.
The previous prime is 3909911. The next prime is 3909923. The reversal of 3909914 is 4199093.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4199093 = 37 ⋅113489.
It can be written as a sum of positive squares in only one way, i.e., 2666689 + 1243225 = 1633^2 + 1115^2 .
It is a super-3 number, since 3×39099143 (a number of 21 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (3909911) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977477 + ... + 977480.
Almost surely, 23909914 is an apocalyptic number.
3909914 is a deficient number, since it is larger than the sum of its proper divisors (1954960).
3909914 is a wasteful number, since it uses less digits than its factorization.
3909914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1954959.
The product of its (nonzero) digits is 8748, while the sum is 35.
The square root of 3909914 is about 1977.3502471742. The cubic root of 3909914 is about 157.5393569235.
The spelling of 3909914 in words is "three million, nine hundred nine thousand, nine hundred fourteen".
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