Base | Representation |
---|---|
bin | 1011111111000… |
… | …10000010000001 |
3 | 21000011222200220 |
4 | 11333202002001 |
5 | 201214244140 |
6 | 13550533253 |
7 | 2330403060 |
oct | 577420201 |
9 | 230158626 |
10 | 100540545 |
11 | 51830666 |
12 | 29807229 |
13 | 17aa2861 |
14 | d4d21d7 |
15 | 8c5ebd0 |
hex | 5fe2081 |
100540545 has 16 divisors (see below), whose sum is σ = 183845760. Its totient is φ = 45961344.
The previous prime is 100540537. The next prime is 100540549. The reversal of 100540545 is 545045001.
It is not a de Polignac number, because 100540545 - 23 = 100540537 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (100540549) 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, 478660 + ... + 478869.
It is an arithmetic number, because the mean of its divisors is an integer number (11490360).
Almost surely, 2100540545 is an apocalyptic number.
100540545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
100540545 is a deficient number, since it is larger than the sum of its proper divisors (83305215).
100540545 is an equidigital number, since it uses as much as digits as its factorization.
100540545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957544.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 100540545 is about 10026.9908247689. The cubic root of 100540545 is about 464.9937101704.
Adding to 100540545 its reverse (545045001), we get a palindrome (645585546).
The spelling of 100540545 in words is "one hundred million, five hundred forty thousand, five hundred forty-five".
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