Base | Representation |
---|---|
bin | 1110011101110000011… |
… | …1000001110111110111 |
3 | 212202102210211001212022 |
4 | 3213130013001313313 |
5 | 13032420011403241 |
6 | 310055001143355 |
7 | 23645131600466 |
oct | 3473407016767 |
9 | 782383731768 |
10 | 248505966071 |
11 | 96433159470 |
12 | 401b418ab5b |
13 | 1a5846a834c |
14 | c0562229dd |
15 | 66e6a9c54b |
hex | 39dc1c1df7 |
248505966071 has 4 divisors (see below), whose sum is σ = 271097417544. Its totient is φ = 225914514600.
The previous prime is 248505966061. The next prime is 248505966109. The reversal of 248505966071 is 170669505842.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 248505966071 - 222 = 248501771767 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 (248505966031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11295725720 + ... + 11295725741.
It is an arithmetic number, because the mean of its divisors is an integer number (67774354386).
Almost surely, 2248505966071 is an apocalyptic number.
248505966071 is a deficient number, since it is larger than the sum of its proper divisors (22591451473).
248505966071 is a wasteful number, since it uses less digits than its factorization.
248505966071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22591451472.
The product of its (nonzero) digits is 3628800, while the sum is 53.
The spelling of 248505966071 in words is "two hundred forty-eight billion, five hundred five million, nine hundred sixty-six thousand, seventy-one".
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