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230311330023 = 3433917693119
BaseRepresentation
bin1101011001111110100…
…0000000000011100111
3211000110210101210101010
43112133220000003213
512233134200030043
6253445323033303
722432221001365
oct3263750000347
9730423353333
10230311330023
1189746818075
123877696b833
131894504b108
14b20ba0c635
155ece599133
hex359fa000e7

230311330023 has 8 divisors (see below), whose sum is σ = 307152563200. Its totient is φ = 153505491768.

The previous prime is 230311330009. The next prime is 230311330037. The reversal of 230311330023 is 320033113032.

It is an interprime number because it is at equal distance from previous prime (230311330009) and next prime (230311330037).

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

It is not a de Polignac number, because 230311330023 - 25 = 230311329991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230311330003) 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, 8833543 + ... + 8859576.

It is an arithmetic number, because the mean of its divisors is an integer number (38394070400).

Almost surely, 2230311330023 is an apocalyptic number.

230311330023 is a deficient number, since it is larger than the sum of its proper divisors (76841233177).

230311330023 is a wasteful number, since it uses less digits than its factorization.

230311330023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17697461.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 230311330023 its reverse (320033113032), we get a palindrome (550344443055).

The spelling of 230311330023 in words is "two hundred thirty billion, three hundred eleven million, three hundred thirty thousand, twenty-three".

Divisors: 1 3 4339 13017 17693119 53079357 76770443341 230311330023