Base | Representation |
---|---|
bin | 1011101000010… |
… | …0001100110101 |
3 | 10101210002002010 |
4 | 2322010030311 |
5 | 44441312424 |
6 | 4501234433 |
7 | 1131406023 |
oct | 272041465 |
9 | 111702063 |
10 | 48775989 |
11 | 25595139 |
12 | 14402a19 |
13 | a14a242 |
14 | 6699713 |
15 | 4437229 |
hex | 2e84335 |
48775989 has 16 divisors (see below), whose sum is σ = 68567040. Its totient is φ = 30796080.
The previous prime is 48775981. The next prime is 48775997. The reversal of 48775989 is 98957784.
It is an interprime number because it is at equal distance from previous prime (48775981) and next prime (48775997).
It is not a de Polignac number, because 48775989 - 23 = 48775981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48775981) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209 + ... + 9950.
It is an arithmetic number, because the mean of its divisors is an integer number (4285440).
Almost surely, 248775989 is an apocalyptic number.
It is an amenable number.
48775989 is a deficient number, since it is larger than the sum of its proper divisors (19791051).
48775989 is a wasteful number, since it uses less digits than its factorization.
48775989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11240.
The product of its digits is 5080320, while the sum is 57.
The square root of 48775989 is about 6983.9808848536. The cubic root of 48775989 is about 365.3720831932.
The spelling of 48775989 in words is "forty-eight million, seven hundred seventy-five thousand, nine hundred eighty-nine".
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