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230312310203 = 19101120016837
BaseRepresentation
bin1101011001111110101…
…1101111010110111011
3211000110212020120221002
43112133223233112323
512233134422411303
6253445400035215
722432232223143
oct3263753572673
9730425216832
10230312310203
1189747327538
1238777162b0b
13189453022c1
14b20bbc5923
155ece6de788
hex359faef5bb

230312310203 has 8 divisors (see below), whose sum is σ = 244834349520. Its totient is φ = 216030304800.

The previous prime is 230312310199. The next prime is 230312310209. The reversal of 230312310203 is 302013213032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230312310203 - 22 = 230312310199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230312310209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60006500 + ... + 60010337.

It is an arithmetic number, because the mean of its divisors is an integer number (30604293690).

Almost surely, 2230312310203 is an apocalyptic number.

230312310203 is a deficient number, since it is larger than the sum of its proper divisors (14522039317).

230312310203 is a wasteful number, since it uses less digits than its factorization.

230312310203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120016957.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 230312310203 its reverse (302013213032), we get a palindrome (532325523235).

The spelling of 230312310203 in words is "two hundred thirty billion, three hundred twelve million, three hundred ten thousand, two hundred three".

Divisors: 1 19 101 1919 120016837 2280319903 12121700537 230312310203