Base | Representation |
---|---|
bin | 1100001011110001010010 |
3 | 20000021021000 |
4 | 30023301102 |
5 | 1304201223 |
6 | 152242430 |
7 | 36101526 |
oct | 14136122 |
9 | 6007230 |
10 | 3193938 |
11 | 1891720 |
12 | 10a0416 |
13 | 87aa07 |
14 | 5d1d86 |
15 | 431543 |
hex | 30bc52 |
3193938 has 64 divisors (see below), whose sum is σ = 8179200. Its totient is φ = 913680.
The previous prime is 3193937. The next prime is 3193991. The reversal of 3193938 is 8393913.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
Its product of digits (17496) is a multiple of the sum of its prime factors (324).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3193937) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11145 + ... + 11427.
It is an arithmetic number, because the mean of its divisors is an integer number (127800).
Almost surely, 23193938 is an apocalyptic number.
3193938 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3193938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4089600).
3193938 is an abundant number, since it is smaller than the sum of its proper divisors (4985262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3193938 is a wasteful number, since it uses less digits than its factorization.
3193938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324 (or 318 counting only the distinct ones).
The product of its digits is 17496, while the sum is 36.
The square root of 3193938 is about 1787.1591982809. The cubic root of 3193938 is about 147.2681486293.
The spelling of 3193938 in words is "three million, one hundred ninety-three thousand, nine hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •