Base | Representation |
---|---|
bin | 1110111000111011… |
… | …00000011110101100 |
3 | 202122002112112020122 |
4 | 13130131200132230 |
5 | 112332341040103 |
6 | 3401112304112 |
7 | 402043146512 |
oct | 73435403654 |
9 | 22562475218 |
10 | 7993690028 |
11 | 34322586a5 |
12 | 16710a2038 |
13 | 9a5143ccc |
14 | 55b9044b2 |
15 | 31bba0b38 |
hex | 1dc7607ac |
7993690028 has 24 divisors (see below), whose sum is σ = 14026401312. Its totient is φ = 3986164224.
The previous prime is 7993690027. The next prime is 7993690031. The reversal of 7993690028 is 8200963997.
It is not an unprimeable number, because it can be changed into a prime (7993690027) 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, 3081500 + ... + 3084092.
It is an arithmetic number, because the mean of its divisors is an integer number (584433388).
Almost surely, 27993690028 is an apocalyptic number.
It is an amenable number.
7993690028 is a deficient number, since it is larger than the sum of its proper divisors (6032711284).
7993690028 is a wasteful number, since it uses less digits than its factorization.
7993690028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4361 (or 4359 counting only the distinct ones).
The product of its (nonzero) digits is 1469664, while the sum is 53.
The square root of 7993690028 is about 89407.4383259022. The cubic root of 7993690028 is about 1999.4740306903.
The spelling of 7993690028 in words is "seven billion, nine hundred ninety-three million, six hundred ninety thousand, twenty-eight".
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