Base | Representation |
---|---|
bin | 1001110001101100… |
… | …01110110110010111 |
3 | 111112210100222210021 |
4 | 10320312032312113 |
5 | 41222132123431 |
6 | 2224454010011 |
7 | 244032165442 |
oct | 47066166627 |
9 | 14483328707 |
10 | 5248707991 |
11 | 2253838aaa |
12 | 1025946907 |
13 | 65853b197 |
14 | 37b122659 |
15 | 20abd2b11 |
hex | 138d8ed97 |
5248707991 has 8 divisors (see below), whose sum is σ = 5703180800. Its totient is φ = 4812057720.
The previous prime is 5248707979. The next prime is 5248708009. The reversal of 5248707991 is 1997078425.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-5248707991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5248707491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4455021 + ... + 4456198.
It is an arithmetic number, because the mean of its divisors is an integer number (712897600).
Almost surely, 25248707991 is an apocalyptic number.
5248707991 is a deficient number, since it is larger than the sum of its proper divisors (454472809).
5248707991 is a wasteful number, since it uses less digits than its factorization.
5248707991 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8911269.
The product of its (nonzero) digits is 1270080, while the sum is 52.
The square root of 5248707991 is about 72447.9674732149. The cubic root of 5248707991 is about 1737.8707374854.
The spelling of 5248707991 in words is "five billion, two hundred forty-eight million, seven hundred seven thousand, nine hundred ninety-one".
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