Base | Representation |
---|---|
bin | 100000000011100… |
… | …1111001000110101 |
3 | 2202222000010002110 |
4 | 1000013033020311 |
5 | 4200330420322 |
6 | 254422401233 |
7 | 35440531200 |
oct | 10007171065 |
9 | 2688003073 |
10 | 1075638837 |
11 | 502196419 |
12 | 260290219 |
13 | 141b014b0 |
14 | a2bda937 |
15 | 64672c0c |
hex | 401cf235 |
1075638837 has 96 divisors (see below), whose sum is σ = 1889255424. Its totient is φ = 538876800.
The previous prime is 1075638833. The next prime is 1075638857. The reversal of 1075638837 is 7388365701.
It is not a de Polignac number, because 1075638837 - 22 = 1075638833 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1075638833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3969012 + ... + 3969282.
It is an arithmetic number, because the mean of its divisors is an integer number (19679744).
Almost surely, 21075638837 is an apocalyptic number.
It is an amenable number.
1075638837 is a deficient number, since it is larger than the sum of its proper divisors (813616587).
1075638837 is a wasteful number, since it uses less digits than its factorization.
1075638837 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399 (or 392 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 48.
The square root of 1075638837 is about 32796.9333474945. The cubic root of 1075638837 is about 1024.6026894012.
The spelling of 1075638837 in words is "one billion, seventy-five million, six hundred thirty-eight thousand, eight hundred thirty-seven".
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