Base | Representation |
---|---|
bin | 110000000000110001… |
… | …0010111010001111111 |
3 | 100212010120020201022000 |
4 | 1200001202113101333 |
5 | 3142124340004300 |
6 | 115211001553343 |
7 | 10310016021213 |
oct | 1400142272177 |
9 | 325116221260 |
10 | 103105000575 |
11 | 3a7aa0a2a85 |
12 | 17b957a5853 |
13 | 9951b988a5 |
14 | 4dc159a943 |
15 | 2a36b1ec00 |
hex | 180189747f |
103105000575 has 24 divisors (see below), whose sum is σ = 189407706000. Its totient is φ = 54989333280.
The previous prime is 103105000543. The next prime is 103105000589. The reversal of 103105000575 is 575000501301.
103105000575 is a `hidden beast` number, since 10 + 31 + 0 + 50 + 0 + 0 + 575 = 666.
It is not a de Polignac number, because 103105000575 - 25 = 103105000543 is a prime.
It is a super-2 number, since 2×1031050005752 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 76373400 + ... + 76374749.
It is an arithmetic number, because the mean of its divisors is an integer number (7891987750).
Almost surely, 2103105000575 is an apocalyptic number.
103105000575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
103105000575 is a deficient number, since it is larger than the sum of its proper divisors (86302705425).
103105000575 is a wasteful number, since it uses less digits than its factorization.
103105000575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152748168 (or 152748157 counting only the distinct ones).
The product of its (nonzero) digits is 2625, while the sum is 27.
Adding to 103105000575 its reverse (575000501301), we get a palindrome (678105501876).
The spelling of 103105000575 in words is "one hundred three billion, one hundred five million, five hundred seventy-five", and thus it is an aban number.
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