Base | Representation |
---|---|
bin | 1001100010100… |
… | …00001000100011 |
3 | 12120120102210211 |
4 | 10301100020203 |
5 | 130441120003 |
6 | 11535034551 |
7 | 1661105320 |
oct | 461201043 |
9 | 176512724 |
10 | 80020003 |
11 | 41195238 |
12 | 2296ba57 |
13 | 1376951b |
14 | a8adb47 |
15 | 705996d |
hex | 4c50223 |
80020003 has 16 divisors (see below), whose sum is σ = 97502400. Its totient is φ = 64106496.
The previous prime is 80019941. The next prime is 80020007. The reversal of 80020003 is 30002008.
It is a cyclic number.
It is not a de Polignac number, because 80020003 - 29 = 80019491 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80020007) 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, 15475 + ... + 19987.
It is an arithmetic number, because the mean of its divisors is an integer number (6093900).
Almost surely, 280020003 is an apocalyptic number.
80020003 is a deficient number, since it is larger than the sum of its proper divisors (17482397).
80020003 is a wasteful number, since it uses less digits than its factorization.
80020003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4686.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 80020003 is about 8945.3900418037. The cubic root of 80020003 is about 430.9228476445.
The spelling of 80020003 in words is "eighty million, twenty thousand, three".
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