Base | Representation |
---|---|
bin | 10011100110100… |
… | …100111011111101 |
3 | 211220211211100220 |
4 | 103212210323331 |
5 | 1133143123434 |
6 | 52345011553 |
7 | 11102301303 |
oct | 2346447375 |
9 | 756754326 |
10 | 328879869 |
11 | 15970a34a |
12 | 92183bb9 |
13 | 5319cc96 |
14 | 31970273 |
15 | 1dd15d49 |
hex | 139a4efd |
328879869 has 8 divisors (see below), whose sum is σ = 438776832. Its totient is φ = 219118080.
The previous prime is 328879849. The next prime is 328879879. The reversal of 328879869 is 968978823.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 328879869 - 27 = 328879741 is a prime.
It is a super-2 number, since 2×3288798692 = 216323936466914322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (328879849) 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, 27972 + ... + 37949.
It is an arithmetic number, because the mean of its divisors is an integer number (54847104).
Almost surely, 2328879869 is an apocalyptic number.
It is an amenable number.
328879869 is a deficient number, since it is larger than the sum of its proper divisors (109896963).
328879869 is a wasteful number, since it uses less digits than its factorization.
328879869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67587.
The product of its digits is 10450944, while the sum is 60.
The square root of 328879869 is about 18135.0453266596. The cubic root of 328879869 is about 690.2595599830.
The spelling of 328879869 in words is "three hundred twenty-eight million, eight hundred seventy-nine thousand, eight hundred sixty-nine".
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