Base | Representation |
---|---|
bin | 100101101101010000… |
… | …0010011110000011010 |
3 | 21202000022100011012201 |
4 | 1023122200103300122 |
5 | 2311314140021241 |
6 | 101111034000414 |
7 | 5564433545332 |
oct | 1133240236032 |
9 | 252008304181 |
10 | 80975313946 |
11 | 313834a996a |
12 | 1383a57610a |
13 | 783620a967 |
14 | 3cc24dc0c2 |
15 | 218de25931 |
hex | 12da813c1a |
80975313946 has 8 divisors (see below), whose sum is σ = 123000477120. Its totient is φ = 39975154908.
The previous prime is 80975313941. The next prime is 80975313953. The reversal of 80975313946 is 64931357908.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (80975313941) 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, 256250836 + ... + 256251151.
It is an arithmetic number, because the mean of its divisors is an integer number (15375059640).
Almost surely, 280975313946 is an apocalyptic number.
80975313946 is a deficient number, since it is larger than the sum of its proper divisors (42025163174).
80975313946 is a wasteful number, since it uses less digits than its factorization.
80975313946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512502068.
The product of its (nonzero) digits is 4898880, while the sum is 55.
The spelling of 80975313946 in words is "eighty billion, nine hundred seventy-five million, three hundred thirteen thousand, nine hundred forty-six".
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