Base | Representation |
---|---|
bin | 1100010011010… |
… | …11010110000011 |
3 | 21012012002222002 |
4 | 12021223112003 |
5 | 202404401011 |
6 | 14123534215 |
7 | 2362121006 |
oct | 611532603 |
9 | 235162862 |
10 | 103200131 |
11 | 53287871 |
12 | 2a68a36b |
13 | 184c4288 |
14 | d9c553d |
15 | 90d7c3b |
hex | 626b583 |
103200131 has 4 divisors (see below), whose sum is σ = 103235664. Its totient is φ = 103164600.
The previous prime is 103200121. The next prime is 103200137. The reversal of 103200131 is 131002301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 103200131 - 218 = 102937987 is a prime.
It is a super-2 number, since 2×1032001312 = 21300534076834322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103200137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12980 + ... + 19361.
It is an arithmetic number, because the mean of its divisors is an integer number (25808916).
Almost surely, 2103200131 is an apocalyptic number.
103200131 is a deficient number, since it is larger than the sum of its proper divisors (35533).
103200131 is an equidigital number, since it uses as much as digits as its factorization.
103200131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35532.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 103200131 is about 10158.7465270081. The cubic root of 103200131 is about 469.0582182462.
Adding to 103200131 its reverse (131002301), we get a palindrome (234202432).
The spelling of 103200131 in words is "one hundred three million, two hundred thousand, one hundred thirty-one".
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