Base | Representation |
---|---|
bin | 111001011011… |
… | …1111001111001 |
3 | 2002122220211011 |
4 | 1302313321321 |
5 | 30202112101 |
6 | 2553233521 |
7 | 513650113 |
oct | 162677171 |
9 | 62586734 |
10 | 30113401 |
11 | 15aa870a |
12 | a1028a1 |
13 | 63147a6 |
14 | 3ddc3b3 |
15 | 299c751 |
hex | 1cb7e79 |
30113401 has 2 divisors, whose sum is σ = 30113402. Its totient is φ = 30113400.
The previous prime is 30113399. The next prime is 30113429. The reversal of 30113401 is 10431103.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 21381376 + 8732025 = 4624^2 + 2955^2 .
It is an emirp because it is prime and its reverse (10431103) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30113401 - 21 = 30113399 is a prime.
Together with 30113399, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (30113441) by changing a digit.
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 as a sum of consecutive naturals, namely, 15056700 + 15056701.
It is an arithmetic number, because the mean of its divisors is an integer number (15056701).
Almost surely, 230113401 is an apocalyptic number.
It is an amenable number.
30113401 is a deficient number, since it is larger than the sum of its proper divisors (1).
30113401 is an equidigital number, since it uses as much as digits as its factorization.
30113401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 30113401 is about 5487.5678583504. The cubic root of 30113401 is about 311.1142730640.
Adding to 30113401 its reverse (10431103), we get a palindrome (40544504).
The spelling of 30113401 in words is "thirty million, one hundred thirteen thousand, four hundred one".
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