Base | Representation |
---|---|
bin | 100101000001… |
… | …1110001111111 |
3 | 1100112100012100 |
4 | 1022003301333 |
5 | 14432223033 |
6 | 1532040143 |
7 | 324006000 |
oct | 112036177 |
9 | 40470170 |
10 | 19414143 |
11 | aa60151 |
12 | 6603053 |
13 | 4039878 |
14 | 28151a7 |
15 | 1a87513 |
hex | 1283c7f |
19414143 has 48 divisors (see below), whose sum is σ = 34528000. Its totient is φ = 10478160.
The previous prime is 19414141. The next prime is 19414147. The reversal of 19414143 is 34141491.
It is not a de Polignac number, because 19414143 - 21 = 19414141 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19414141) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58488 + ... + 58818.
Almost surely, 219414143 is an apocalyptic number.
19414143 is a deficient number, since it is larger than the sum of its proper divisors (15113857).
19414143 is a wasteful number, since it uses less digits than its factorization.
19414143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377 (or 360 counting only the distinct ones).
The product of its digits is 1728, while the sum is 27.
The square root of 19414143 is about 4406.1483179757. The cubic root of 19414143 is about 268.7650182341.
It can be divided in two parts, 1941 and 4143, that added together give a square (6084 = 782).
The spelling of 19414143 in words is "nineteen million, four hundred fourteen thousand, one hundred forty-three".
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