Base | Representation |
---|---|
bin | 1111000101001110… |
… | …0010111101011001 |
3 | 101110010211201000102 |
4 | 3301103202331121 |
5 | 31242344323420 |
6 | 1505415545145 |
7 | 202216053422 |
oct | 36123427531 |
9 | 11403751012 |
10 | 4048432985 |
11 | 1798264693 |
12 | 94b98b1b5 |
13 | 4c697b79c |
14 | 2a5960649 |
15 | 18a640a75 |
hex | f14e2f59 |
4048432985 has 8 divisors (see below), whose sum is σ = 4859312640. Its totient is φ = 3237951024.
The previous prime is 4048432967. The next prime is 4048432987. The reversal of 4048432985 is 5892348404.
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 4048432985 - 220 = 4047384409 is a prime.
It is not an unprimeable number, because it can be changed into a prime (4048432987) 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, 76547 + ... + 118136.
It is an arithmetic number, because the mean of its divisors is an integer number (607414080).
Almost surely, 24048432985 is an apocalyptic number.
It is an amenable number.
4048432985 is a deficient number, since it is larger than the sum of its proper divisors (810879655).
4048432985 is a wasteful number, since it uses less digits than its factorization.
4048432985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198847.
The product of its (nonzero) digits is 1105920, while the sum is 47.
The square root of 4048432985 is about 63627.2974830772. The cubic root of 4048432985 is about 1593.7822467703.
The spelling of 4048432985 in words is "four billion, forty-eight million, four hundred thirty-two thousand, nine hundred eighty-five".
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