Base | Representation |
---|---|
bin | 111100110010010… |
… | …110010010000101 |
3 | 2122001222210201102 |
4 | 330302112102011 |
5 | 4042034101204 |
6 | 245110305445 |
7 | 34162265321 |
oct | 7462262205 |
9 | 2561883642 |
10 | 1019831429 |
11 | 4837394a1 |
12 | 245658285 |
13 | 133391966 |
14 | 99630981 |
15 | 5e7ec41e |
hex | 3cc96485 |
1019831429 has 8 divisors (see below), whose sum is σ = 1056252000. Its totient is φ = 983494512.
The previous prime is 1019831413. The next prime is 1019831443. The reversal of 1019831429 is 9241389101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1019831429 - 24 = 1019831413 is a prime.
It is a super-2 number, since 2×10198314292 = 2080112287152364082, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1019831392 and 1019831401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1019831929) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4442 + ... + 45380.
It is an arithmetic number, because the mean of its divisors is an integer number (132031500).
Almost surely, 21019831429 is an apocalyptic number.
It is an amenable number.
1019831429 is a deficient number, since it is larger than the sum of its proper divisors (36420571).
1019831429 is an equidigital number, since it uses as much as digits as its factorization.
1019831429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41827.
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 1019831429 is about 31934.7996549219. The cubic root of 1019831429 is about 1006.5672531073.
The spelling of 1019831429 in words is "one billion, nineteen million, eight hundred thirty-one thousand, four hundred twenty-nine".
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