Base | Representation |
---|---|
bin | 1100001100011… |
… | …11101101001010 |
3 | 21010111101220001 |
4 | 12012033231022 |
5 | 202142103430 |
6 | 14052353214 |
7 | 2351353105 |
oct | 606175512 |
9 | 233441801 |
10 | 102300490 |
11 | 52822966 |
12 | 2a31580a |
13 | 1826a946 |
14 | d82d73c |
15 | 8eab3ca |
hex | 618fb4a |
102300490 has 8 divisors (see below), whose sum is σ = 184140900. Its totient is φ = 40920192.
The previous prime is 102300463. The next prime is 102300493. The reversal of 102300490 is 94003201.
It can be written as a sum of positive squares in 2 ways, for example, as 97673689 + 4626801 = 9883^2 + 2151^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (102300493) 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, 5115015 + ... + 5115034.
Almost surely, 2102300490 is an apocalyptic number.
102300490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102300490 is a deficient number, since it is larger than the sum of its proper divisors (81840410).
102300490 is a wasteful number, since it uses less digits than its factorization.
102300490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10230056.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 102300490 is about 10114.3704697821. The cubic root of 102300490 is about 467.6912426409.
Adding to 102300490 its reverse (94003201), we get a palindrome (196303691).
The spelling of 102300490 in words is "one hundred two million, three hundred thousand, four hundred ninety".
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