Base | Representation |
---|---|
bin | 1010110011011… |
… | …0010000100000 |
3 | 10011021001000111 |
4 | 2230312100200 |
5 | 43044423013 |
6 | 4255101104 |
7 | 1060065031 |
oct | 254662040 |
9 | 104231014 |
10 | 45311008 |
11 | 23638916 |
12 | 13211794 |
13 | 9506062 |
14 | 6036a88 |
15 | 3ea073d |
hex | 2b36420 |
45311008 has 36 divisors (see below), whose sum is σ = 91286622. Its totient is φ = 22138880.
The previous prime is 45310987. The next prime is 45311009. The reversal of 45311008 is 80011354.
It can be written as a sum of positive squares in only one way, i.e., 29724304 + 15586704 = 5452^2 + 3948^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 45311008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45311009) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70368 + ... + 71008.
Almost surely, 245311008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45311008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45643311).
45311008 is an abundant number, since it is smaller than the sum of its proper divisors (45975614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45311008 is an equidigital number, since it uses as much as digits as its factorization.
45311008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 745 (or 690 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 45311008 is about 6731.3451850280. The cubic root of 45311008 is about 356.5068738114.
The spelling of 45311008 in words is "forty-five million, three hundred eleven thousand, eight".
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