Base | Representation |
---|---|
bin | 100101010010000000… |
… | …0100100111111010000 |
3 | 21122122120221112021200 |
4 | 1022210000210333100 |
5 | 2302431110320011 |
6 | 100440213351200 |
7 | 5532662331501 |
oct | 1124400447720 |
9 | 248576845250 |
10 | 80061026256 |
11 | 30a543a9002 |
12 | 13624338500 |
13 | 771b980c23 |
14 | 3c36d02ba8 |
15 | 2138a25856 |
hex | 12a4024fd0 |
80061026256 has 90 divisors (see below), whose sum is σ = 236473109730. Its totient is φ = 25282412928.
The previous prime is 80061026249. The next prime is 80061026257. The reversal of 80061026256 is 65262016008.
It can be written as a sum of positive squares in only one way, i.e., 79287296400 + 773729856 = 281580^2 + 27816^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 80061026256.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80061026257) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 718071 + ... + 822038.
It is an arithmetic number, because the mean of its divisors is an integer number (2627478997).
Almost surely, 280061026256 is an apocalyptic number.
It is an amenable number.
80061026256 is an abundant number, since it is smaller than the sum of its proper divisors (156412083474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80061026256 is a wasteful number, since it uses less digits than its factorization.
80061026256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1540161 (or 1540133 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The spelling of 80061026256 in words is "eighty billion, sixty-one million, twenty-six thousand, two hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •