Base | Representation |
---|---|
bin | 1001100101110… |
… | …11111010010010 |
3 | 12121101212101000 |
4 | 10302323322102 |
5 | 131044231313 |
6 | 11552322430 |
7 | 1664624340 |
oct | 462737222 |
9 | 177355330 |
10 | 80461458 |
11 | 41466980 |
12 | 22b43416 |
13 | 1389243c |
14 | a986990 |
15 | 70e5673 |
hex | 4cbbe92 |
80461458 has 128 divisors (see below), whose sum is σ = 229386240. Its totient is φ = 20295360.
The previous prime is 80461453. The next prime is 80461463. The reversal of 80461458 is 85416408.
It is an interprime number because it is at equal distance from previous prime (80461453) and next prime (80461463).
It is not an unprimeable number, because it can be changed into a prime (80461453) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 153585 + ... + 154107.
It is an arithmetic number, because the mean of its divisors is an integer number (1792080).
Almost surely, 280461458 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80461458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114693120).
80461458 is an abundant number, since it is smaller than the sum of its proper divisors (148924782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80461458 is a wasteful number, since it uses less digits than its factorization.
80461458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 589 (or 583 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 80461458 is about 8970.0311036250. The cubic root of 80461458 is about 431.7138343997.
The spelling of 80461458 in words is "eighty million, four hundred sixty-one thousand, four hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •