Base | Representation |
---|---|
bin | 1001100010011… |
… | …11001011111011 |
3 | 12120120020111010 |
4 | 10301033023323 |
5 | 130441003443 |
6 | 11535005003 |
7 | 1661061105 |
oct | 461171373 |
9 | 176506433 |
10 | 80016123 |
11 | 41192330 |
12 | 22969763 |
13 | 13767825 |
14 | a8ac575 |
15 | 7058733 |
hex | 4c4f2fb |
80016123 has 16 divisors (see below), whose sum is σ = 116660736. Its totient is φ = 48380640.
The previous prime is 80016121. The next prime is 80016169. The reversal of 80016123 is 32161008.
It is not a de Polignac number, because 80016123 - 21 = 80016121 is a prime.
It is a super-2 number, since 2×800161232 = 12805159879902258, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 80016123.
It is not an unprimeable number, because it can be changed into a prime (80016121) 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, 12661 + ... + 17897.
It is an arithmetic number, because the mean of its divisors is an integer number (7291296).
Almost surely, 280016123 is an apocalyptic number.
80016123 is a deficient number, since it is larger than the sum of its proper divisors (36644613).
80016123 is a wasteful number, since it uses less digits than its factorization.
80016123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5714.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 80016123 is about 8945.1731676922. The cubic root of 80016123 is about 430.9158826874.
The spelling of 80016123 in words is "eighty million, sixteen thousand, one hundred twenty-three".
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