Base | Representation |
---|---|
bin | 111100111100101… |
… | …001000111001001 |
3 | 2122021001220110020 |
4 | 330330221013021 |
5 | 4043231424433 |
6 | 245244211053 |
7 | 34224235002 |
oct | 7474510711 |
9 | 2567056406 |
10 | 1022529993 |
11 | 485211a11 |
12 | 246539a89 |
13 | 133ac8044 |
14 | 99b341a9 |
15 | 5eb81cb3 |
hex | 3cf291c9 |
1022529993 has 8 divisors (see below), whose sum is σ = 1363584768. Its totient is φ = 681580944.
The previous prime is 1022529971. The next prime is 1022530013. The reversal of 1022529993 is 3999252201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1022529993 - 25 = 1022529961 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (1022529793) 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, 121 + ... + 45222.
It is an arithmetic number, because the mean of its divisors is an integer number (170448096).
Almost surely, 21022529993 is an apocalyptic number.
It is an amenable number.
1022529993 is a deficient number, since it is larger than the sum of its proper divisors (341054775).
1022529993 is an equidigital number, since it uses as much as digits as its factorization.
1022529993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52863.
The product of its (nonzero) digits is 87480, while the sum is 42.
The square root of 1022529993 is about 31977.0228914450. The cubic root of 1022529993 is about 1007.4542931113.
The spelling of 1022529993 in words is "one billion, twenty-two million, five hundred twenty-nine thousand, nine hundred ninety-three".
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