Base | Representation |
---|---|
bin | 100101000001… |
… | …1111010111111 |
3 | 1100112100222200 |
4 | 1022003322333 |
5 | 14432232334 |
6 | 1532042543 |
7 | 324010452 |
oct | 112037277 |
9 | 40470880 |
10 | 19414719 |
11 | aa60625 |
12 | 6603453 |
13 | 4039bcc |
14 | 2815499 |
15 | 1a87799 |
hex | 1283ebf |
19414719 has 12 divisors (see below), whose sum is σ = 28162992. Its totient is φ = 12888000.
The previous prime is 19414709. The next prime is 19414721. The reversal of 19414719 is 91741491.
It is not a de Polignac number, because 19414719 - 29 = 19414207 is a prime.
It is a super-2 number, since 2×194147192 = 753862627697922, which contains 22 as substring.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19414709) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2307 + ... + 6644.
It is an arithmetic number, because the mean of its divisors is an integer number (2346916).
Almost surely, 219414719 is an apocalyptic number.
19414719 is a deficient number, since it is larger than the sum of its proper divisors (8748273).
19414719 is a wasteful number, since it uses less digits than its factorization.
19414719 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9198 (or 9195 counting only the distinct ones).
The product of its digits is 9072, while the sum is 36.
The square root of 19414719 is about 4406.2136807014. The cubic root of 19414719 is about 268.7676762125.
The spelling of 19414719 in words is "nineteen million, four hundred fourteen thousand, seven hundred nineteen".
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