Base | Representation |
---|---|
bin | 111101011111110011… |
… | …100000111001100110 |
3 | 20022102212120111010100 |
4 | 331133303200321212 |
5 | 2040213123132222 |
6 | 50200135404530 |
7 | 4525221312324 |
oct | 753763407146 |
9 | 208385514110 |
10 | 66031849062 |
11 | 26005291593 |
12 | 10969b23746 |
13 | 62c42c774a |
14 | 32a59d2d14 |
15 | 1ab707c4ac |
hex | f5fce0e66 |
66031849062 has 48 divisors (see below), whose sum is σ = 145669109040. Its totient is φ = 21612704256.
The previous prime is 66031849061. The next prime is 66031849067. The reversal of 66031849062 is 26094813066.
It is a junction number, because it is equal to n+sod(n) for n = 66031848999 and 66031849017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66031849061) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290014 + ... + 464942.
It is an arithmetic number, because the mean of its divisors is an integer number (3034773105).
Almost surely, 266031849062 is an apocalyptic number.
66031849062 is an abundant number, since it is smaller than the sum of its proper divisors (79637259978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66031849062 is a wasteful number, since it uses less digits than its factorization.
66031849062 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175317 (or 175314 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The spelling of 66031849062 in words is "sixty-six billion, thirty-one million, eight hundred forty-nine thousand, sixty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •