Base | Representation |
---|---|
bin | 1011101001100… |
… | …1110001111101 |
3 | 10101221120022220 |
4 | 2322121301331 |
5 | 100002130011 |
6 | 4503155553 |
7 | 1132224516 |
oct | 272316175 |
9 | 111846286 |
10 | 48864381 |
11 | 25645595 |
12 | 14445bb9 |
13 | a17b547 |
14 | 66bda0d |
15 | 4453506 |
hex | 2e99c7d |
48864381 has 4 divisors (see below), whose sum is σ = 65152512. Its totient is φ = 32576252.
The previous prime is 48864379. The next prime is 48864419. The reversal of 48864381 is 18346884.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 48864381 - 21 = 48864379 is a prime.
It is a super-2 number, since 2×488643812 = 4775455461026322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48864311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8144061 + ... + 8144066.
It is an arithmetic number, because the mean of its divisors is an integer number (16288128).
Almost surely, 248864381 is an apocalyptic number.
It is an amenable number.
48864381 is a deficient number, since it is larger than the sum of its proper divisors (16288131).
48864381 is a wasteful number, since it uses less digits than its factorization.
48864381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16288130.
The product of its digits is 147456, while the sum is 42.
The square root of 48864381 is about 6990.3062164686. The cubic root of 48864381 is about 365.5926594815.
The spelling of 48864381 in words is "forty-eight million, eight hundred sixty-four thousand, three hundred eighty-one".
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