Base | Representation |
---|---|
bin | 100000010101110… |
… | …1000101000111110 |
3 | 2210121221212202120 |
4 | 1000223220220332 |
5 | 4210301233403 |
6 | 255403103410 |
7 | 35614611324 |
oct | 10053505076 |
9 | 2717855676 |
10 | 1085180478 |
11 | 507613178 |
12 | 263511b66 |
13 | 143a92535 |
14 | a41a1d14 |
15 | 65409e53 |
hex | 40ae8a3e |
1085180478 has 32 divisors (see below), whose sum is σ = 2315904000. Its totient is φ = 337991616.
The previous prime is 1085180449. The next prime is 1085180479. The reversal of 1085180478 is 8740815801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1085180479) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56878 + ... + 73521.
It is an arithmetic number, because the mean of its divisors is an integer number (72372000).
Almost surely, 21085180478 is an apocalyptic number.
1085180478 is an abundant number, since it is smaller than the sum of its proper divisors (1230723522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1085180478 is a wasteful number, since it uses less digits than its factorization.
1085180478 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130496.
The product of its (nonzero) digits is 71680, while the sum is 42.
The square root of 1085180478 is about 32942.0776211823. The cubic root of 1085180478 is about 1027.6234136427.
The spelling of 1085180478 in words is "one billion, eighty-five million, one hundred eighty thousand, four hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •