Base | Representation |
---|---|
bin | 101111100000100… |
… | …011001100000001 |
3 | 2001112210221100201 |
4 | 233200203030001 |
5 | 3113021440024 |
6 | 211031445201 |
7 | 25515625411 |
oct | 5740431401 |
9 | 2045727321 |
10 | 797061889 |
11 | 379a14438 |
12 | 1a2b26801 |
13 | c9194770 |
14 | 77c02641 |
15 | 49e96744 |
hex | 2f823301 |
797061889 has 16 divisors (see below), whose sum is σ = 889504000. Its totient is φ = 709502976.
The previous prime is 797061887. The next prime is 797061911. The reversal of 797061889 is 988160797.
It is not a de Polignac number, because 797061889 - 21 = 797061887 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (797061887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35137 + ... + 53185.
It is an arithmetic number, because the mean of its divisors is an integer number (55594000).
Almost surely, 2797061889 is an apocalyptic number.
797061889 is a gapful number since it is divisible by the number (79) formed by its first and last digit.
It is an amenable number.
797061889 is a deficient number, since it is larger than the sum of its proper divisors (92442111).
797061889 is a wasteful number, since it uses less digits than its factorization.
797061889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18184.
The product of its (nonzero) digits is 1524096, while the sum is 55.
The square root of 797061889 is about 28232.2845161351. The cubic root of 797061889 is about 927.1799140088.
The spelling of 797061889 in words is "seven hundred ninety-seven million, sixty-one thousand, eight hundred eighty-nine".
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