Base | Representation |
---|---|
bin | 1100001100100… |
… | …00110100000110 |
3 | 21010111122010012 |
4 | 12012100310012 |
5 | 202142230110 |
6 | 14052430222 |
7 | 2351402252 |
oct | 606206406 |
9 | 233448105 |
10 | 102305030 |
11 | 52826313 |
12 | 2a318372 |
13 | 1826ca29 |
14 | d831262 |
15 | 8eac905 |
hex | 6190d06 |
102305030 has 8 divisors (see below), whose sum is σ = 184149072. Its totient is φ = 40922008.
The previous prime is 102305029. The next prime is 102305033. The reversal of 102305030 is 30503201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 102304996 and 102305014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102305033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5115242 + ... + 5115261.
It is an arithmetic number, because the mean of its divisors is an integer number (23018634).
Almost surely, 2102305030 is an apocalyptic number.
102305030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102305030 is a deficient number, since it is larger than the sum of its proper divisors (81844042).
102305030 is a wasteful number, since it uses less digits than its factorization.
102305030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10230510.
The product of its (nonzero) digits is 90, while the sum is 14.
The square root of 102305030 is about 10114.5949004397. The cubic root of 102305030 is about 467.6981611051.
Adding to 102305030 its reverse (30503201), we get a palindrome (132808231).
The spelling of 102305030 in words is "one hundred two million, three hundred five thousand, thirty".
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