Search a number
-
+
230123112232013 = 71113794441655267
BaseRepresentation
bin110100010100101110110110…
…010110111111010001001101
31010011210112222100201012021022
4310110232312112333101031
5220130314113212411023
62133233033123043525
766320563150511120
oct6424566626772115
91104715870635238
10230123112232013
11673627336154a0
12219874988105a5
139b53693603ca0
1440b80377b63b7
151b9106c1817c8
hexd14bb65bf44d

230123112232013 has 64 divisors (see below), whose sum is σ = 312958513029120. Its totient is φ = 163390839206400.

The previous prime is 230123112232001. The next prime is 230123112232067. The reversal of 230123112232013 is 310232211321032.

It is not a de Polignac number, because 230123112232013 - 28 = 230123112231757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230123112232093) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 350862206 + ... + 351517472.

It is an arithmetic number, because the mean of its divisors is an integer number (4889976766080).

Almost surely, 2230123112232013 is an apocalyptic number.

It is an amenable number.

230123112232013 is a deficient number, since it is larger than the sum of its proper divisors (82835400797107).

230123112232013 is a wasteful number, since it uses less digits than its factorization.

230123112232013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659818.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 230123112232013 its reverse (310232211321032), we get a palindrome (540355323553045).

The spelling of 230123112232013 in words is "two hundred thirty trillion, one hundred twenty-three billion, one hundred twelve million, two hundred thirty-two thousand, thirteen".

Divisors: 1 7 11 13 77 79 91 143 553 869 1001 1027 4441 6083 7189 11297 31087 48851 57733 79079 341957 350839 404131 635063 655267 2455873 3859229 4445441 4560907 4586869 7207937 8518471 27014603 31926349 50169977 50455559 51766093 59629297 93703181 351189839 362362651 569427023 655922267 672959209 2910040747 3985989161 4710714463 7402551299 20370285229 32010448217 37830529711 51817859093 224073137519 229893219013 264813707977 416135826821 1609252533091 2528825409143 2912950787747 2988611847169 17701777864001 20920282930183 32874730318859 230123112232013