Base | Representation |
---|---|
bin | 1011101011010… |
… | …1001110001101 |
3 | 10102011021111212 |
4 | 2322311032031 |
5 | 100014224111 |
6 | 4505424205 |
7 | 1133203310 |
oct | 272651615 |
9 | 112137455 |
10 | 48976781 |
11 | 25711a87 |
12 | 1449b065 |
13 | a1ba759 |
14 | 670c977 |
15 | 447698b |
hex | 2eb538d |
48976781 has 8 divisors (see below), whose sum is σ = 56027520. Its totient is φ = 41939568.
The previous prime is 48976777. The next prime is 48976783. The reversal of 48976781 is 18767984.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 48976781 - 22 = 48976777 is a prime.
It is a super-2 number, since 2×489767812 = 4797450154243922, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48976783) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6200 + ... + 11678.
It is an arithmetic number, because the mean of its divisors is an integer number (7003440).
Almost surely, 248976781 is an apocalyptic number.
It is an amenable number.
48976781 is a deficient number, since it is larger than the sum of its proper divisors (7050739).
48976781 is a wasteful number, since it uses less digits than its factorization.
48976781 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6763.
The product of its digits is 677376, while the sum is 50.
The square root of 48976781 is about 6998.3413034804. The cubic root of 48976781 is about 365.8727622654.
The spelling of 48976781 in words is "forty-eight million, nine hundred seventy-six thousand, seven hundred eighty-one".
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