Base | Representation |
---|---|
bin | 101110110011010010… |
… | …1010000001001001000 |
3 | 100121102101102200211210 |
4 | 1131212211100021020 |
5 | 3121313323224123 |
6 | 114101013053120 |
7 | 10155420602055 |
oct | 1354645201110 |
9 | 317371380753 |
10 | 100505289288 |
11 | 39695685458 |
12 | 1758b0271a0 |
13 | 96293c71a1 |
14 | 4c161d202c |
15 | 2933799e93 |
hex | 1766950248 |
100505289288 has 32 divisors (see below), whose sum is σ = 251275708800. Its totient is φ = 33500098368.
The previous prime is 100505289281. The next prime is 100505289323. The reversal of 100505289288 is 882982505001.
It is not an unprimeable number, because it can be changed into a prime (100505289281) 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, 448993 + ... + 634511.
It is an arithmetic number, because the mean of its divisors is an integer number (7852365900).
Almost surely, 2100505289288 is an apocalyptic number.
It is an amenable number.
100505289288 is an abundant number, since it is smaller than the sum of its proper divisors (150770419512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100505289288 is a wasteful number, since it uses less digits than its factorization.
100505289288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208101 (or 208097 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 48.
The spelling of 100505289288 in words is "one hundred billion, five hundred five million, two hundred eighty-nine thousand, two hundred eighty-eight".
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