Base | Representation |
---|---|
bin | 1100010011011… |
… | …10011111100110 |
3 | 21012012202122211 |
4 | 12021232133212 |
5 | 202410304110 |
6 | 14124114034 |
7 | 2362203424 |
oct | 611563746 |
9 | 235182584 |
10 | 103213030 |
11 | 53296528 |
12 | 2a69591a |
13 | 184ca0cb |
14 | d9ca114 |
15 | 90db98a |
hex | 626e7e6 |
103213030 has 32 divisors (see below), whose sum is σ = 193544640. Its totient is φ = 39580800.
The previous prime is 103213009. The next prime is 103213039. The reversal of 103213030 is 30312301.
103213030 = T256 + T257 + ... + T859.
It is a self number, because there is not a number n which added to its sum of digits gives 103213030.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103213039) 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, 42612 + ... + 44968.
It is an arithmetic number, because the mean of its divisors is an integer number (6048270).
Almost surely, 2103213030 is an apocalyptic number.
103213030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103213030 is a deficient number, since it is larger than the sum of its proper divisors (90331610).
103213030 is a wasteful number, since it uses less digits than its factorization.
103213030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2544.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 103213030 is about 10159.3813788045. The cubic root of 103213030 is about 469.0777599846.
Adding to 103213030 its reverse (30312301), we get a palindrome (133525331).
The spelling of 103213030 in words is "one hundred three million, two hundred thirteen thousand, thirty".
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