Base | Representation |
---|---|
bin | 10001110001111101100000… |
… | …001010001110100101000000 |
3 | 101020212212002020012011221211 |
4 | 101301331200022032211000 |
5 | 40222212232202232120 |
6 | 434152342213255504 |
7 | 22320524644601623 |
oct | 2161754012164500 |
9 | 336785066164854 |
10 | 78200082852160 |
11 | 22a0a518109615 |
12 | 892b849634594 |
13 | 348330bb38679 |
14 | 1544c931d1dba |
15 | 90926c2e925a |
hex | 471f6028e940 |
78200082852160 has 28 divisors (see below), whose sum is σ = 186213947292468. Its totient is φ = 31280033140736.
The previous prime is 78200082852113. The next prime is 78200082852163. The reversal of 78200082852160 is 6125828000287.
It can be written as a sum of positive squares in 2 ways, for example, as 33141298895104 + 45058783957056 = 5756848^2 + 6712584^2 .
It is a super-2 number, since 2×782000828521602 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78200082852163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122187629137 + ... + 122187629776.
Almost surely, 278200082852160 is an apocalyptic number.
It is an amenable number.
78200082852160 is an abundant number, since it is smaller than the sum of its proper divisors (108013864440308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78200082852160 is a wasteful number, since it uses less digits than its factorization.
78200082852160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244375258930 (or 244375258920 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 49.
The spelling of 78200082852160 in words is "seventy-eight trillion, two hundred billion, eighty-two million, eight hundred fifty-two thousand, one hundred sixty".
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