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231002310312323 = 1133762315163289
BaseRepresentation
bin110100100001100001101010…
…101001100000000110000011
31010021220121100012000021020122
4310201201222221200012003
5220234220212414443243
62135144555113130455
766441236411054354
oct6441415251400603
91107817305007218
10231002310312323
1167671590a54120
1221aa99663b9a2b
139bb856950c874
1441088001abd2b
151ba8d7833b668
hexd2186aa60183

231002310312323 has 8 divisors (see below), whose sum is σ = 252750302304240. Its totient is φ = 209378948647680.

The previous prime is 231002310312157. The next prime is 231002310312343. The reversal of 231002310312323 is 323213013200132.

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 231002310312323 - 210 = 231002310311299 is a prime.

It is a super-3 number, since 3×2310023103123233 (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231002310312292 and 231002310312301.

It is not an unprimeable number, because it can be changed into a prime (231002310312343) 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, 31157577938 + ... + 31157585351.

It is an arithmetic number, because the mean of its divisors is an integer number (31593787788030).

Almost surely, 2231002310312323 is an apocalyptic number.

231002310312323 is a deficient number, since it is larger than the sum of its proper divisors (21747991991917).

231002310312323 is a wasteful number, since it uses less digits than its factorization.

231002310312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62315163637.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 231002310312323 its reverse (323213013200132), we get a palindrome (554215323512455).

The spelling of 231002310312323 in words is "two hundred thirty-one trillion, two billion, three hundred ten million, three hundred twelve thousand, three hundred twenty-three".

Divisors: 1 11 337 3707 62315163289 685466796179 21000210028393 231002310312323