Base | Representation |
---|---|
bin | 101110001110110110… |
… | …000011111011101001 |
3 | 11202010120122001202001 |
4 | 232032312003323221 |
5 | 1303131120124214 |
6 | 34445502411001 |
7 | 3405104020000 |
oct | 561666037351 |
9 | 152116561661 |
10 | 49641176809 |
11 | 1a064171964 |
12 | 9754890a61 |
13 | 48b1617803 |
14 | 258cc07c37 |
15 | 1458116c74 |
hex | b8ed83ee9 |
49641176809 has 15 divisors (see below), whose sum is σ = 57923999357. Its totient is φ = 42540222396.
The previous prime is 49641176807. The next prime is 49641176831. The reversal of 49641176809 is 90867114694.
The square root of 49641176809 is 222803.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 49641176809 - 21 = 49641176807 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 49641176809.
It is not an unprimeable number, because it can be changed into a prime (49641176807) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 10915074 + ... + 10919620.
Almost surely, 249641176809 is an apocalyptic number.
49641176809 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
49641176809 is the 222803-rd square number.
49641176809 is the 111402-nd centered octagonal number.
It is an amenable number.
49641176809 is a deficient number, since it is larger than the sum of its proper divisors (8282822548).
49641176809 is an frugal number, since it uses more digits than its factorization.
49641176809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9122 (or 4554 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 55.
The spelling of 49641176809 in words is "forty-nine billion, six hundred forty-one million, one hundred seventy-six thousand, eight hundred nine".
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