Base | Representation |
---|---|
bin | 1011100101001… |
… | …1110111011101 |
3 | 10101102000111200 |
4 | 2321103313131 |
5 | 44413444023 |
6 | 4453110113 |
7 | 1126622601 |
oct | 271236735 |
9 | 111360450 |
10 | 48578013 |
11 | 2546a420 |
12 | 14328339 |
13 | a0ab0b3 |
14 | 6647501 |
15 | 43e8743 |
hex | 2e53ddd |
48578013 has 24 divisors (see below), whose sum is σ = 76773216. Its totient is φ = 29354400.
The previous prime is 48578011. The next prime is 48578017. The reversal of 48578013 is 31087584.
It is not a de Polignac number, because 48578013 - 21 = 48578011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48578011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53106 + ... + 54012.
It is an arithmetic number, because the mean of its divisors is an integer number (3198884).
Almost surely, 248578013 is an apocalyptic number.
It is an amenable number.
48578013 is a deficient number, since it is larger than the sum of its proper divisors (28195203).
48578013 is a wasteful number, since it uses less digits than its factorization.
48578013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1465 (or 1462 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 36.
The square root of 48578013 is about 6969.7928950579. The cubic root of 48578013 is about 364.8770787685.
The spelling of 48578013 in words is "forty-eight million, five hundred seventy-eight thousand, thirteen".
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