Base | Representation |
---|---|
bin | 1010001111001… |
… | …10111010000111 |
3 | 12222121011211121 |
4 | 11013212322013 |
5 | 133441133310 |
6 | 12304414411 |
7 | 2061654223 |
oct | 507467207 |
9 | 188534747 |
10 | 85880455 |
11 | 44528291 |
12 | 24917407 |
13 | 14a3bb4b |
14 | b597783 |
15 | 78160da |
hex | 51e6e87 |
85880455 has 16 divisors (see below), whose sum is σ = 107402400. Its totient is φ = 65842560.
The previous prime is 85880449. The next prime is 85880467. The reversal of 85880455 is 55408858.
It is not a de Polignac number, because 85880455 - 215 = 85847687 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18025 + ... + 22285.
It is an arithmetic number, because the mean of its divisors is an integer number (6712650).
Almost surely, 285880455 is an apocalyptic number.
85880455 is a deficient number, since it is larger than the sum of its proper divisors (21521945).
85880455 is a wasteful number, since it uses less digits than its factorization.
85880455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4434.
The product of its (nonzero) digits is 256000, while the sum is 43.
The square root of 85880455 is about 9267.1708196191. The cubic root of 85880455 is about 441.1958772866.
The spelling of 85880455 in words is "eighty-five million, eight hundred eighty thousand, four hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •