Base | Representation |
---|---|
bin | 10010010111100011001000… |
… | …001000001111000000101001 |
3 | 101121000210022022101002010111 |
4 | 102113203020020033000221 |
5 | 41042022243220130001 |
6 | 443451124525014321 |
7 | 23005246405435501 |
oct | 2227431010170051 |
9 | 347023268332114 |
10 | 80783102505001 |
11 | 23815a15397836 |
12 | 90883816b43a1 |
13 | 360ca77128230 |
14 | 15d3cccac0a01 |
15 | 951549550851 |
hex | 4978c820f029 |
80783102505001 has 8 divisors (see below), whose sum is σ = 86999259312000. Its totient is φ = 74567241697872.
The previous prime is 80783102504971. The next prime is 80783102505037. The reversal of 80783102505001 is 10050520138708.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80783102505001 - 243 = 71987009482793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80783102503001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73432975 + ... + 74524948.
It is an arithmetic number, because the mean of its divisors is an integer number (10874907414000).
Almost surely, 280783102505001 is an apocalyptic number.
It is an amenable number.
80783102505001 is a deficient number, since it is larger than the sum of its proper divisors (6216156806999).
80783102505001 is a wasteful number, since it uses less digits than its factorization.
80783102505001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147999935.
The product of its (nonzero) digits is 67200, while the sum is 40.
The spelling of 80783102505001 in words is "eighty trillion, seven hundred eighty-three billion, one hundred two million, five hundred five thousand, one".
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