Base | Representation |
---|---|
bin | 100100111001… |
… | …1111000111001 |
3 | 1100102000220110 |
4 | 1021303320321 |
5 | 14423132144 |
6 | 1530414533 |
7 | 323315136 |
oct | 111637071 |
9 | 40360813 |
10 | 19349049 |
11 | aa16255 |
12 | 6591449 |
13 | 4016055 |
14 | 27d958d |
15 | 1a730b9 |
hex | 1273e39 |
19349049 has 16 divisors (see below), whose sum is σ = 28339200. Its totient is φ = 11688336.
The previous prime is 19349047. The next prime is 19349051. The reversal of 19349049 is 94094391.
It is an interprime number because it is at equal distance from previous prime (19349047) and next prime (19349051).
It is not a de Polignac number, because 19349049 - 21 = 19349047 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 19348998 and 19349016.
It is not an unprimeable number, because it can be changed into a prime (19349047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6069 + ... + 8690.
It is an arithmetic number, because the mean of its divisors is an integer number (1771200).
Almost surely, 219349049 is an apocalyptic number.
19349049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
19349049 is a deficient number, since it is larger than the sum of its proper divisors (8990151).
19349049 is a wasteful number, since it uses less digits than its factorization.
19349049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14804.
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 19349049 is about 4398.7553921536. The cubic root of 19349049 is about 268.4642996689.
The spelling of 19349049 in words is "nineteen million, three hundred forty-nine thousand, forty-nine".
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