Base | Representation |
---|---|
bin | 1110111100010111… |
… | …10011001010001101 |
3 | 202201002221102112112 |
4 | 13132023303022031 |
5 | 112412241234011 |
6 | 3404024113405 |
7 | 402543665213 |
oct | 73613631215 |
9 | 22632842475 |
10 | 8022602381 |
11 | 3447605a02 |
12 | 167a905865 |
13 | 9ab127c01 |
14 | 5616accb3 |
15 | 31e4b258b |
hex | 1de2f328d |
8022602381 has 4 divisors (see below), whose sum is σ = 8076445500. Its totient is φ = 7968759264.
The previous prime is 8022602363. The next prime is 8022602383. The reversal of 8022602381 is 1832062208.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3789018025 + 4233584356 = 61555^2 + 65066^2 .
It is a cyclic number.
It is not a de Polignac number, because 8022602381 - 210 = 8022601357 is a prime.
It is a super-2 number, since 2×80226023812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8022602383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26921336 + ... + 26921633.
It is an arithmetic number, because the mean of its divisors is an integer number (2019111375).
Almost surely, 28022602381 is an apocalyptic number.
It is an amenable number.
8022602381 is a deficient number, since it is larger than the sum of its proper divisors (53843119).
8022602381 is a wasteful number, since it uses less digits than its factorization.
8022602381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53843118.
The product of its (nonzero) digits is 9216, while the sum is 32.
The square root of 8022602381 is about 89568.9811318628. The cubic root of 8022602381 is about 2001.8817606831.
Adding to 8022602381 its reverse (1832062208), we get a palindrome (9854664589).
The spelling of 8022602381 in words is "eight billion, twenty-two million, six hundred two thousand, three hundred eighty-one".
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