Base | Representation |
---|---|
bin | 1011111110111… |
… | …11101001111000 |
3 | 21000011111100021 |
4 | 11333133221320 |
5 | 201213441213 |
6 | 13550420224 |
7 | 2330332510 |
oct | 577375170 |
9 | 230144307 |
10 | 100530808 |
11 | 51824314 |
12 | 29801674 |
13 | 17a9b2b1 |
14 | d4cc840 |
15 | 8c5bd8d |
hex | 5fdfa78 |
100530808 has 32 divisors (see below), whose sum is σ = 219081600. Its totient is φ = 42352992.
The previous prime is 100530803. The next prime is 100530821. The reversal of 100530808 is 808035001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100530803) 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 7 ways as a sum of consecutive naturals, for example, 11910 + ... + 18517.
It is an arithmetic number, because the mean of its divisors is an integer number (6846300).
Almost surely, 2100530808 is an apocalyptic number.
It is an amenable number.
100530808 is an abundant number, since it is smaller than the sum of its proper divisors (118550792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100530808 is a wasteful number, since it uses less digits than its factorization.
100530808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30499 (or 30495 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 100530808 is about 10026.5052735238. The cubic root of 100530808 is about 464.9786986812.
Adding to 100530808 its reverse (808035001), we get a palindrome (908565809).
It can be divided in two parts, 1005 and 30808, that added together give a palindrome (31813).
The spelling of 100530808 in words is "one hundred million, five hundred thirty thousand, eight hundred eight".
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