Base | Representation |
---|---|
bin | 1011111100000… |
… | …01011011010010 |
3 | 20222102212220112 |
4 | 11332001123102 |
5 | 201114113400 |
6 | 13534241322 |
7 | 2324134331 |
oct | 576013322 |
9 | 228385815 |
10 | 100144850 |
11 | 51590343 |
12 | 29656242 |
13 | 17994710 |
14 | d42bd18 |
15 | 8bd2835 |
hex | 5f816d2 |
100144850 has 48 divisors (see below), whose sum is σ = 205320192. Its totient is φ = 36106560.
The previous prime is 100144819. The next prime is 100144853. The reversal of 100144850 is 58441001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100144853) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26159 + ... + 29741.
It is an arithmetic number, because the mean of its divisors is an integer number (4277504).
Almost surely, 2100144850 is an apocalyptic number.
100144850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100144850 is an abundant number, since it is smaller than the sum of its proper divisors (105175342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100144850 is a wasteful number, since it uses less digits than its factorization.
100144850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3651 (or 3646 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 23.
The square root of 100144850 is about 10007.2398792075. The cubic root of 100144850 is about 464.3828866207.
Adding to 100144850 its reverse (58441001), we get a palindrome (158585851).
The spelling of 100144850 in words is "one hundred million, one hundred forty-four thousand, eight hundred fifty".
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