Base | Representation |
---|---|
bin | 1100010011011… |
… | …10110001111101 |
3 | 21012012211021100 |
4 | 12021232301331 |
5 | 202410323310 |
6 | 14124123313 |
7 | 2362210023 |
oct | 611566175 |
9 | 235184240 |
10 | 103214205 |
11 | 532973a6 |
12 | 2a696539 |
13 | 184ca7c3 |
14 | d9ca713 |
15 | 90dbec0 |
hex | 626ec7d |
103214205 has 12 divisors (see below), whose sum is σ = 178904700. Its totient is φ = 55047552.
The previous prime is 103214197. The next prime is 103214269. The reversal of 103214205 is 502412301.
It can be written as a sum of positive squares in 2 ways, for example, as 35497764 + 67716441 = 5958^2 + 8229^2 .
It is not a de Polignac number, because 103214205 - 23 = 103214197 is a prime.
It is a super-2 number, since 2×1032142052 = 21306344227564050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1146780 + ... + 1146869.
It is an arithmetic number, because the mean of its divisors is an integer number (14908725).
Almost surely, 2103214205 is an apocalyptic number.
103214205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
103214205 is a deficient number, since it is larger than the sum of its proper divisors (75690495).
103214205 is a wasteful number, since it uses less digits than its factorization.
103214205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2293660 (or 2293657 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 103214205 is about 10159.4392069641. The cubic root of 103214205 is about 469.0795400063.
Adding to 103214205 its reverse (502412301), we get a palindrome (605626506).
The spelling of 103214205 in words is "one hundred three million, two hundred fourteen thousand, two hundred five".
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