Base | Representation |
---|---|
bin | 1100110000101111111… |
… | …01011010111000011000 |
3 | 1112220211000201220202211 |
4 | 12120113331122320120 |
5 | 24141011043003143 |
6 | 533234445204504 |
7 | 43452104644333 |
oct | 6302775327030 |
9 | 1486730656684 |
10 | 438488641048 |
11 | 159a64452057 |
12 | 70b94b60734 |
13 | 32470552363 |
14 | 17319b5161a |
15 | b61589049d |
hex | 6617f5ae18 |
438488641048 has 16 divisors (see below), whose sum is σ = 825853049280. Its totient is φ = 218261161248.
The previous prime is 438488641039. The next prime is 438488641067. The reversal of 438488641048 is 840146884834.
It is a junction number, because it is equal to n+sod(n) for n = 438488640983 and 438488641001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122893015 + ... + 122896582.
It is an arithmetic number, because the mean of its divisors is an integer number (51615815580).
Almost surely, 2438488641048 is an apocalyptic number.
It is an amenable number.
438488641048 is a deficient number, since it is larger than the sum of its proper divisors (387364408232).
438488641048 is a wasteful number, since it uses less digits than its factorization.
438488641048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245789826 (or 245789822 counting only the distinct ones).
The product of its (nonzero) digits is 18874368, while the sum is 58.
The spelling of 438488641048 in words is "four hundred thirty-eight billion, four hundred eighty-eight million, six hundred forty-one thousand, forty-eight".
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