Base | Representation |
---|---|
bin | 100101101000000110… |
… | …0010101011011101100 |
3 | 21201120020210102121120 |
4 | 1023100030111123230 |
5 | 2310440342241042 |
6 | 101041533500540 |
7 | 5560233160326 |
oct | 1132014253354 |
9 | 251506712546 |
10 | 80802305772 |
11 | 312a4882301 |
12 | 137b0641750 |
13 | 7809414366 |
14 | 3ca7544616 |
15 | 217db4ddec |
hex | 12d03156ec |
80802305772 has 24 divisors (see below), whose sum is σ = 188544172992. Its totient is φ = 26933322000.
The previous prime is 80802305693. The next prime is 80802305807. The reversal of 80802305772 is 27750320808.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463147 + ... + 613277.
It is an arithmetic number, because the mean of its divisors is an integer number (7856007208).
Almost surely, 280802305772 is an apocalyptic number.
It is an amenable number.
80802305772 is an abundant number, since it is smaller than the sum of its proper divisors (107741867220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80802305772 is a wasteful number, since it uses less digits than its factorization.
80802305772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194989 (or 194987 counting only the distinct ones).
The product of its (nonzero) digits is 188160, while the sum is 42.
The spelling of 80802305772 in words is "eighty billion, eight hundred two million, three hundred five thousand, seven hundred seventy-two".
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