Base | Representation |
---|---|
bin | 1001100100010… |
… | …00010010100111 |
3 | 12121000010100002 |
4 | 10302020102213 |
5 | 131021000043 |
6 | 11544011515 |
7 | 1663054040 |
oct | 462102247 |
9 | 177003302 |
10 | 80250023 |
11 | 41332037 |
12 | 22a60b9b |
13 | 1381a129 |
14 | a92d8c7 |
15 | 70a2bb8 |
hex | 4c884a7 |
80250023 has 8 divisors (see below), whose sum is σ = 91768992. Its totient is φ = 68744736.
The previous prime is 80250011. The next prime is 80250043. The reversal of 80250023 is 32005208.
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 80250023 - 26 = 80249959 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80249977 and 80250004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80250043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18761 + ... + 22637.
It is an arithmetic number, because the mean of its divisors is an integer number (11471124).
Almost surely, 280250023 is an apocalyptic number.
80250023 is a deficient number, since it is larger than the sum of its proper divisors (11518969).
80250023 is a wasteful number, since it uses less digits than its factorization.
80250023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6841.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 80250023 is about 8958.2377173192. The cubic root of 80250023 is about 431.3353530421.
The spelling of 80250023 in words is "eighty million, two hundred fifty thousand, twenty-three".
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