Base | Representation |
---|---|
bin | 101010101001101111… |
… | …111001011000000000 |
3 | 11101012201020000201111 |
4 | 222221233321120000 |
5 | 1222243140000430 |
6 | 33012241013104 |
7 | 3210622664161 |
oct | 525157713000 |
9 | 141181200644 |
10 | 45797578240 |
11 | 184715a2417 |
12 | 8a61624194 |
13 | 441b22692b |
14 | 2306567768 |
15 | 12d0987c2a |
hex | aa9bf9600 |
45797578240 has 80 divisors (see below), whose sum is σ = 110507226192. Its totient is φ = 18202189824.
The previous prime is 45797578217. The next prime is 45797578279. The reversal of 45797578240 is 4287579754.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344947 + ... + 458893.
Almost surely, 245797578240 is an apocalyptic number.
45797578240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45797578240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55253613096).
45797578240 is an abundant number, since it is smaller than the sum of its proper divisors (64709647952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45797578240 is a wasteful number, since it uses less digits than its factorization.
45797578240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114127 (or 114111 counting only the distinct ones).
The product of its (nonzero) digits is 19756800, while the sum is 58.
The spelling of 45797578240 in words is "forty-five billion, seven hundred ninety-seven million, five hundred seventy-eight thousand, two hundred forty".
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