Base | Representation |
---|---|
bin | 1110110001001100000110 |
3 | 21021200200200 |
4 | 32301030012 |
5 | 1442341434 |
6 | 214551330 |
7 | 44623104 |
oct | 16611406 |
9 | 7250620 |
10 | 3871494 |
11 | 2204790 |
12 | 1368546 |
13 | a57233 |
14 | 72ac74 |
15 | 517199 |
hex | 3b1306 |
3871494 has 24 divisors (see below), whose sum is σ = 9151272. Its totient is φ = 1173120.
The previous prime is 3871481. The next prime is 3871499. The reversal of 3871494 is 4941783.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3871499) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9579 + ... + 9974.
It is an arithmetic number, because the mean of its divisors is an integer number (381303).
Almost surely, 23871494 is an apocalyptic number.
3871494 is an abundant number, since it is smaller than the sum of its proper divisors (5279778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3871494 is a wasteful number, since it uses less digits than its factorization.
3871494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19572 (or 19569 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 3871494 is about 1967.6112420903. The cubic root of 3871494 is about 157.0216476567.
It can be divided in two parts, 387 and 1494, that added together give a palindrome (1881).
The spelling of 3871494 in words is "three million, eight hundred seventy-one thousand, four hundred ninety-four".
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