Base | Representation |
---|---|
bin | 1001100101110… |
… | …10010101011001 |
3 | 12121101112111212 |
4 | 10302322111121 |
5 | 131044030001 |
6 | 11552232505 |
7 | 1664566454 |
oct | 462722531 |
9 | 177345455 |
10 | 80455001 |
11 | 41462040 |
12 | 22b3b735 |
13 | 1388c513 |
14 | a98449b |
15 | 70e37bb |
hex | 4cba559 |
80455001 has 8 divisors (see below), whose sum is σ = 88675104. Its totient is φ = 72385920.
The previous prime is 80454991. The next prime is 80455003. The reversal of 80455001 is 10055408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80455001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80455003) 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, 36635 + ... + 38768.
It is an arithmetic number, because the mean of its divisors is an integer number (11084388).
Almost surely, 280455001 is an apocalyptic number.
It is an amenable number.
80455001 is a deficient number, since it is larger than the sum of its proper divisors (8220103).
80455001 is a wasteful number, since it uses less digits than its factorization.
80455001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75511.
The product of its (nonzero) digits is 800, while the sum is 23.
The square root of 80455001 is about 8969.6711756898. The cubic root of 80455001 is about 431.7022858029.
The spelling of 80455001 in words is "eighty million, four hundred fifty-five thousand, one".
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