Base | Representation |
---|---|
bin | 1100001100100… |
… | …10011001011010 |
3 | 21010111222000100 |
4 | 12012102121122 |
5 | 202142432024 |
6 | 14052520230 |
7 | 2351430204 |
oct | 606223132 |
9 | 233458010 |
10 | 102311514 |
11 | 52830178 |
12 | 2a320076 |
13 | 18272976 |
14 | d833774 |
15 | 8eae7c9 |
hex | 619265a |
102311514 has 24 divisors (see below), whose sum is σ = 223041312. Its totient is φ = 33893640.
The previous prime is 102311477. The next prime is 102311519. The reversal of 102311514 is 415113201.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (102311519) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14502 + ... + 20369.
It is an arithmetic number, because the mean of its divisors is an integer number (9293388).
Almost surely, 2102311514 is an apocalyptic number.
102311514 is an abundant number, since it is smaller than the sum of its proper divisors (120729798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102311514 is a wasteful number, since it uses less digits than its factorization.
102311514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35042 (or 35039 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 102311514 is about 10114.9154222860. The cubic root of 102311514 is about 467.7080416581.
Adding to 102311514 its reverse (415113201), we get a palindrome (517424715).
The spelling of 102311514 in words is "one hundred two million, three hundred eleven thousand, five hundred fourteen".
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