Base | Representation |
---|---|
bin | 101111101000011… |
… | …111110010111000 |
3 | 2001200201210001022 |
4 | 233220133302320 |
5 | 3114040121034 |
6 | 211144242012 |
7 | 25542423140 |
oct | 5750376270 |
9 | 2050653038 |
10 | 799145144 |
11 | 380107636 |
12 | 1a3770308 |
13 | c9743a65 |
14 | 781c5920 |
15 | 4a258b2e |
hex | 2fa1fcb8 |
799145144 has 16 divisors (see below), whose sum is σ = 1712454000. Its totient is φ = 342490752.
The previous prime is 799145131. The next prime is 799145159. The reversal of 799145144 is 441541997.
It is a super-2 number, since 2×7991451442 = 1277265922357561472, which contains 22 as substring.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 799145095 and 799145104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7135169 + ... + 7135280.
It is an arithmetic number, because the mean of its divisors is an integer number (107028375).
Almost surely, 2799145144 is an apocalyptic number.
It is an amenable number.
799145144 is an abundant number, since it is smaller than the sum of its proper divisors (913308856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
799145144 is a wasteful number, since it uses less digits than its factorization.
799145144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14270462 (or 14270458 counting only the distinct ones).
The product of its digits is 181440, while the sum is 44.
The square root of 799145144 is about 28269.1553464195. The cubic root of 799145144 is about 927.9869913704.
It can be divided in two parts, 79914 and 5144, that added together give a palindrome (85058).
The spelling of 799145144 in words is "seven hundred ninety-nine million, one hundred forty-five thousand, one hundred forty-four".
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