Base | Representation |
---|---|
bin | 1110111101011001010100 |
3 | 21101020021110 |
4 | 32331121110 |
5 | 2000441432 |
6 | 220015020 |
7 | 45221631 |
oct | 16753124 |
9 | 7336243 |
10 | 3921492 |
11 | 2239303 |
12 | 1391470 |
13 | a73c13 |
14 | 741188 |
15 | 526dcc |
hex | 3bd654 |
3921492 has 48 divisors (see below), whose sum is σ = 9918720. Its totient is φ = 1201152.
The previous prime is 3921451. The next prime is 3921497. The reversal of 3921492 is 2941293.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3921497) 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 15 ways as a sum of consecutive naturals, for example, 9384 + ... + 9792.
It is an arithmetic number, because the mean of its divisors is an integer number (206640).
Almost surely, 23921492 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3921492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4959360).
3921492 is an abundant number, since it is smaller than the sum of its proper divisors (5997228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3921492 is a wasteful number, since it uses less digits than its factorization.
3921492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 480 (or 478 counting only the distinct ones).
The product of its digits is 3888, while the sum is 30.
The square root of 3921492 is about 1980.2757383758. The cubic root of 3921492 is about 157.6947050323.
The spelling of 3921492 in words is "three million, nine hundred twenty-one thousand, four hundred ninety-two".
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