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230233233231013 = 3171782313371331
BaseRepresentation
bin110100010110010101011010…
…000101010000110010100101
31010012012002012212210120001211
4310112111122011100302211
5220134120130201343023
62133355404234151421
766331542101533255
oct6426253205206245
91105162185716054
10230233233231013
11673a5402a99981
12219a48abb82571
139b60b92bb771c
1440bd4c2a95965
151b93d64bcaa0d
hexd1655a150ca5

230233233231013 has 16 divisors (see below), whose sum is σ = 241038262812672. Its totient is φ = 219640140846000.

The previous prime is 230233233230969. The next prime is 230233233231139. The reversal of 230233233231013 is 310132332332032.

It is a cyclic number.

It is not a de Polignac number, because 230233233231013 - 217 = 230233233099941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230233233231713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10532758 + ... + 23904088.

It is an arithmetic number, because the mean of its divisors is an integer number (15064891425792).

Almost surely, 2230233233231013 is an apocalyptic number.

It is an amenable number.

230233233231013 is a deficient number, since it is larger than the sum of its proper divisors (10805029581659).

230233233231013 is a wasteful number, since it uses less digits than its factorization.

230233233231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13379256.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 230233233231013 its reverse (310132332332032), we get a palindrome (540365565563045).

The spelling of 230233233231013 in words is "two hundred thirty trillion, two hundred thirty-three billion, two hundred thirty-three million, two hundred thirty-one thousand, thirteen".

Divisors: 1 31 71 2201 7823 242513 555433 13371331 17218423 414511261 949364501 29430299531 104603922413 3242721594803 7426878491323 230233233231013