Base | Representation |
---|---|
bin | 1011111110101… |
… | …00110101011010 |
3 | 21000002020112212 |
4 | 11333110311122 |
5 | 201211031430 |
6 | 13545435122 |
7 | 2330056346 |
oct | 577246532 |
9 | 230066485 |
10 | 100486490 |
11 | 517a3a95 |
12 | 2979baa2 |
13 | 17a84080 |
14 | d4ba626 |
15 | 8c4db95 |
hex | 5fd4d5a |
100486490 has 64 divisors (see below), whose sum is σ = 211468320. Its totient is φ = 34037760.
The previous prime is 100486489. The next prime is 100486501. The reversal of 100486490 is 94684001.
It can be written as a sum of positive squares in 16 ways, for example, as 10975969 + 89510521 = 3313^2 + 9461^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90056 + ... + 91164.
Almost surely, 2100486490 is an apocalyptic number.
100486490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100486490 is an abundant number, since it is smaller than the sum of its proper divisors (110981830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100486490 is a wasteful number, since it uses less digits than its factorization.
100486490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1187.
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 100486490 is about 10024.2949876787. The cubic root of 100486490 is about 464.9103615706.
The spelling of 100486490 in words is "one hundred million, four hundred eighty-six thousand, four hundred ninety".
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