Base | Representation |
---|---|
bin | 101110010001101111… |
… | …001110000001111001 |
3 | 11202020221222001100202 |
4 | 232101233032001321 |
5 | 1303231031333214 |
6 | 34454355011545 |
7 | 3406233415130 |
oct | 562157160171 |
9 | 152227861322 |
10 | 49689714809 |
11 | 1a089604209 |
12 | 9768b99bb5 |
13 | 48bb6b0617 |
14 | 2595440917 |
15 | 145c5036de |
hex | b91bce079 |
49689714809 has 32 divisors (see below), whose sum is σ = 61038219264. Its totient is φ = 39527611200.
The previous prime is 49689714803. The next prime is 49689714821. The reversal of 49689714809 is 90841798694.
It is not a de Polignac number, because 49689714809 - 220 = 49688666233 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (49689714803) 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 31 ways as a sum of consecutive naturals, for example, 1021607 + ... + 1069139.
It is an arithmetic number, because the mean of its divisors is an integer number (1907444352).
Almost surely, 249689714809 is an apocalyptic number.
It is an amenable number.
49689714809 is a deficient number, since it is larger than the sum of its proper divisors (11348504455).
49689714809 is a wasteful number, since it uses less digits than its factorization.
49689714809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47757.
The product of its (nonzero) digits is 31352832, while the sum is 65.
The spelling of 49689714809 in words is "forty-nine billion, six hundred eighty-nine million, seven hundred fourteen thousand, eight hundred nine".
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