Base | Representation |
---|---|
bin | 11010001001100… |
… | …000110100000001 |
3 | 1010120111100001210 |
4 | 122021200310001 |
5 | 1344301420223 |
6 | 111310520333 |
7 | 13604620401 |
oct | 3211406401 |
9 | 1116440053 |
10 | 438701313 |
11 | 2056a9876 |
12 | 102b060a9 |
13 | 6cb71c9b |
14 | 4239a801 |
15 | 287aa893 |
hex | 1a260d01 |
438701313 has 8 divisors (see below), whose sum is σ = 587212128. Its totient is φ = 291329024.
The previous prime is 438701309. The next prime is 438701321. The reversal of 438701313 is 313107834.
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 438701313 - 22 = 438701309 is a prime.
It is not an unprimeable number, because it can be changed into a prime (438701323) 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, 283731 + ... + 285272.
It is an arithmetic number, because the mean of its divisors is an integer number (73401516).
Almost surely, 2438701313 is an apocalyptic number.
It is an amenable number.
438701313 is a deficient number, since it is larger than the sum of its proper divisors (148510815).
438701313 is a wasteful number, since it uses less digits than its factorization.
438701313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 569263.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 438701313 is about 20945.1978505814. The cubic root of 438701313 is about 759.8414448785.
The spelling of 438701313 in words is "four hundred thirty-eight million, seven hundred one thousand, three hundred thirteen".
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