Base | Representation |
---|---|
bin | 1111011111110110… |
… | …01011011111100101 |
3 | 210110211222202102010 |
4 | 13233323023133211 |
5 | 114014440013433 |
6 | 3453335304433 |
7 | 413116556223 |
oct | 75773133745 |
9 | 23424882363 |
10 | 8320235493 |
11 | 358a613089 |
12 | 174251b119 |
13 | a279a758b |
14 | 58d027b13 |
15 | 33a6a4e63 |
hex | 1efecb7e5 |
8320235493 has 16 divisors (see below), whose sum is σ = 11367482112. Its totient is φ = 5409984000.
The previous prime is 8320235491. The next prime is 8320235501. The reversal of 8320235493 is 3945320238.
It is not a de Polignac number, because 8320235493 - 21 = 8320235491 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8320235491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553588 + ... + 568418.
It is an arithmetic number, because the mean of its divisors is an integer number (710467632).
Almost surely, 28320235493 is an apocalyptic number.
It is an amenable number.
8320235493 is a deficient number, since it is larger than the sum of its proper divisors (3047246619).
8320235493 is a wasteful number, since it uses less digits than its factorization.
8320235493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19436.
The product of its (nonzero) digits is 155520, while the sum is 39.
The square root of 8320235493 is about 91215.3248801976. The cubic root of 8320235493 is about 2026.3379254045.
The spelling of 8320235493 in words is "eight billion, three hundred twenty million, two hundred thirty-five thousand, four hundred ninety-three".
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