Base | Representation |
---|---|
bin | 100101111100… |
… | …0110001100110 |
3 | 1101102200112202 |
4 | 1023320301212 |
5 | 20043041400 |
6 | 1550214502 |
7 | 331043051 |
oct | 113706146 |
9 | 41380482 |
10 | 19893350 |
11 | 10258194 |
12 | 67b4432 |
13 | 4176a19 |
14 | 28dba98 |
15 | 1b2e4d5 |
hex | 12f8c66 |
19893350 has 12 divisors (see below), whose sum is σ = 37001724. Its totient is φ = 7957320.
The previous prime is 19893347. The next prime is 19893353. The reversal of 19893350 is 5339891.
It is an interprime number because it is at equal distance from previous prime (19893347) and next prime (19893353).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19893353) 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 5 ways as a sum of consecutive naturals, for example, 198884 + ... + 198983.
It is an arithmetic number, because the mean of its divisors is an integer number (3083477).
Almost surely, 219893350 is an apocalyptic number.
19893350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19893350 is a deficient number, since it is larger than the sum of its proper divisors (17108374).
19893350 is a wasteful number, since it uses less digits than its factorization.
19893350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397879 (or 397874 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 38.
The square root of 19893350 is about 4460.1961840260. The cubic root of 19893350 is about 270.9584137564.
The spelling of 19893350 in words is "nineteen million, eight hundred ninety-three thousand, three hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •