Base | Representation |
---|---|
bin | 101111101011110… |
… | …000011111011000 |
3 | 2001202100012122011 |
4 | 233223300133120 |
5 | 3114244444320 |
6 | 211214435304 |
7 | 25552613254 |
oct | 5753603730 |
9 | 2052305564 |
10 | 799999960 |
11 | 3806408a1 |
12 | 1a3b02b34 |
13 | c9982b76 |
14 | 78369264 |
15 | 4a37705a |
hex | 2faf07d8 |
799999960 has 16 divisors (see below), whose sum is σ = 1800000000. Its totient is φ = 319999968.
The previous prime is 799999951. The next prime is 799999969. The reversal of 799999960 is 69999997.
It is an interprime number because it is at equal distance from previous prime (799999951) and next prime (799999969).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (799999969) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9999960 + ... + 10000039.
It is an arithmetic number, because the mean of its divisors is an integer number (112500000).
Almost surely, 2799999960 is an apocalyptic number.
It is an amenable number.
799999960 is an abundant number, since it is smaller than the sum of its proper divisors (1000000040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
799999960 is a wasteful number, since it uses less digits than its factorization.
799999960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20000010 (or 20000006 counting only the distinct ones).
The product of its (nonzero) digits is 22320522, while the sum is 67.
The square root of 799999960 is about 28284.2705403551. The cubic root of 799999960 is about 928.3177512506.
The spelling of 799999960 in words is "seven hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred sixty".
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