Base | Representation |
---|---|
bin | 1001010011110… |
… | …10001001101001 |
3 | 12102221122010200 |
4 | 10221322021221 |
5 | 124443014303 |
6 | 11425502413 |
7 | 1635540036 |
oct | 451721151 |
9 | 172848120 |
10 | 78094953 |
11 | 4009a992 |
12 | 221a1a09 |
13 | 13244241 |
14 | a52c38d |
15 | 6cc93a3 |
hex | 4a7a269 |
78094953 has 12 divisors (see below), whose sum is σ = 112988148. Its totient is φ = 51978240.
The previous prime is 78094943. The next prime is 78094969. The reversal of 78094953 is 35949087.
It can be written as a sum of positive squares in 2 ways, for example, as 73822464 + 4272489 = 8592^2 + 2067^2 .
It is not a de Polignac number, because 78094953 - 28 = 78094697 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 78094899 and 78094908.
It is not an unprimeable number, because it can be changed into a prime (78094943) 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 11 ways as a sum of consecutive naturals, for example, 1000 + ... + 12537.
It is an arithmetic number, because the mean of its divisors is an integer number (9415679).
Almost surely, 278094953 is an apocalyptic number.
It is an amenable number.
78094953 is a deficient number, since it is larger than the sum of its proper divisors (34893195).
78094953 is a wasteful number, since it uses less digits than its factorization.
78094953 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14184 (or 14181 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 45.
The square root of 78094953 is about 8837.1348863758. The cubic root of 78094953 is about 427.4391746846.
The spelling of 78094953 in words is "seventy-eight million, ninety-four thousand, nine hundred fifty-three".
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