Base | Representation |
---|---|
bin | 101111101000110110… |
… | …0000010011001101011 |
3 | 100210001121200202021001 |
4 | 1133101230002121223 |
5 | 3134003332330443 |
6 | 114555203455431 |
7 | 10251100415452 |
oct | 1372154023153 |
9 | 323047622231 |
10 | 102302230123 |
11 | 3a427a3a725 |
12 | 179b0987577 |
13 | 98547859a2 |
14 | 4d46b0db99 |
15 | 29db3ebd4d |
hex | 17d1b0266b |
102302230123 has 4 divisors (see below), whose sum is σ = 102391112448. Its totient is φ = 102213347800.
The previous prime is 102302230111. The next prime is 102302230139. The reversal of 102302230123 is 321032203201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102302230123 - 221 = 102300132971 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102302230123.
It is not an unprimeable number, because it can be changed into a prime (102302230153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44439436 + ... + 44441737.
It is an arithmetic number, because the mean of its divisors is an integer number (25597778112).
Almost surely, 2102302230123 is an apocalyptic number.
102302230123 is a deficient number, since it is larger than the sum of its proper divisors (88882325).
102302230123 is an equidigital number, since it uses as much as digits as its factorization.
102302230123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88882324.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 102302230123 its reverse (321032203201), we get a palindrome (423334433324).
The spelling of 102302230123 in words is "one hundred two billion, three hundred two million, two hundred thirty thousand, one hundred twenty-three".
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