Base | Representation |
---|---|
bin | 100101111100… |
… | …0101111001100 |
3 | 1101102200100001 |
4 | 1023320233030 |
5 | 20043040241 |
6 | 1550214044 |
7 | 331042441 |
oct | 113705714 |
9 | 41380301 |
10 | 19893196 |
11 | 10258064 |
12 | 67b4324 |
13 | 417692b |
14 | 28db9c8 |
15 | 1b2e431 |
hex | 12f8bcc |
19893196 has 24 divisors (see below), whose sum is σ = 38054016. Its totient is φ = 9058560.
The previous prime is 19893169. The next prime is 19893197. The reversal of 19893196 is 69139891.
It is not an unprimeable number, because it can be changed into a prime (19893197) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2611 + ... + 6826.
It is an arithmetic number, because the mean of its divisors is an integer number (1585584).
Almost surely, 219893196 is an apocalyptic number.
It is an amenable number.
19893196 is a deficient number, since it is larger than the sum of its proper divisors (18160820).
19893196 is a wasteful number, since it uses less digits than its factorization.
19893196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9489 (or 9487 counting only the distinct ones).
The product of its digits is 104976, while the sum is 46.
The square root of 19893196 is about 4460.1789201780. The cubic root of 19893196 is about 270.9577145663.
It can be divided in two parts, 19893 and 196, that multiplied together give a triangular number (3899028 = T2792).
The spelling of 19893196 in words is "nineteen million, eight hundred ninety-three thousand, one hundred ninety-six".
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