Base | Representation |
---|---|
bin | 100101001000… |
… | …1001000000001 |
3 | 1100122010011201 |
4 | 1022101020001 |
5 | 14441000201 |
6 | 1533141201 |
7 | 324324232 |
oct | 112211001 |
9 | 40563151 |
10 | 19468801 |
11 | aa98220 |
12 | 662a801 |
13 | 4058701 |
14 | 282b089 |
15 | 1a98801 |
hex | 1291201 |
19468801 has 4 divisors (see below), whose sum is σ = 21238704. Its totient is φ = 17698900.
The previous prime is 19468789. The next prime is 19468807. The reversal of 19468801 is 10886491.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 19468801 - 25 = 19468769 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (19468807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884935 + ... + 884956.
It is an arithmetic number, because the mean of its divisors is an integer number (5309676).
Almost surely, 219468801 is an apocalyptic number.
19468801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
19468801 is a deficient number, since it is larger than the sum of its proper divisors (1769903).
19468801 is a wasteful number, since it uses less digits than its factorization.
19468801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1769902.
The product of its (nonzero) digits is 13824, while the sum is 37.
The square root of 19468801 is about 4412.3464279224. The cubic root of 19468801 is about 269.0170062446.
The spelling of 19468801 in words is "nineteen million, four hundred sixty-eight thousand, eight hundred one".
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