Base | Representation |
---|---|
bin | 100100010010… |
… | …1111000011001 |
3 | 1022210210121101 |
4 | 1020211320121 |
5 | 14332421104 |
6 | 1515511401 |
7 | 320514451 |
oct | 110457031 |
9 | 38723541 |
10 | 19029529 |
11 | a818192 |
12 | 6458561 |
13 | 3c3379c |
14 | 2754d61 |
15 | 1a0d5a4 |
hex | 1225e19 |
19029529 has 4 divisors (see below), whose sum is σ = 19058980. Its totient is φ = 19000080.
The previous prime is 19029503. The next prime is 19029551. The reversal of 19029529 is 92592091.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 15960025 + 3069504 = 3995^2 + 1752^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-19029529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (19029229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13734 + ... + 15055.
It is an arithmetic number, because the mean of its divisors is an integer number (4764745).
Almost surely, 219029529 is an apocalyptic number.
It is an amenable number.
19029529 is a deficient number, since it is larger than the sum of its proper divisors (29451).
19029529 is an equidigital number, since it uses as much as digits as its factorization.
19029529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29450.
The product of its (nonzero) digits is 14580, while the sum is 37.
The square root of 19029529 is about 4362.2848371009. The cubic root of 19029529 is about 266.9783305694.
The spelling of 19029529 in words is "nineteen million, twenty-nine thousand, five hundred twenty-nine".
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