Base | Representation |
---|---|
bin | 1100001100100… |
… | …10010001100101 |
3 | 21010111221022210 |
4 | 12012102101211 |
5 | 202142423023 |
6 | 14052514033 |
7 | 2351425560 |
oct | 606222145 |
9 | 233457283 |
10 | 102311013 |
11 | 5282a862 |
12 | 2a31b919 |
13 | 1827267c |
14 | d8334d7 |
15 | 8eae593 |
hex | 6192465 |
102311013 has 8 divisors (see below), whose sum is σ = 155902528. Its totient is φ = 58463424.
The previous prime is 102311003. The next prime is 102311059. The reversal of 102311013 is 310113201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102311013 - 210 = 102309989 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 102311013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102311003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2435956 + ... + 2435997.
It is an arithmetic number, because the mean of its divisors is an integer number (19487816).
Almost surely, 2102311013 is an apocalyptic number.
It is an amenable number.
102311013 is a deficient number, since it is larger than the sum of its proper divisors (53591515).
102311013 is an equidigital number, since it uses as much as digits as its factorization.
102311013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4871963.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 102311013 is about 10114.8906568484. The cubic root of 102311013 is about 467.7072782311.
Adding to 102311013 its reverse (310113201), we get a palindrome (412424214).
The spelling of 102311013 in words is "one hundred two million, three hundred eleven thousand, thirteen".
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