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231314031411 = 3534093556981
BaseRepresentation
bin1101011101101101100…
…1000000001100110011
3211010001200011022002120
43113123121000030303
512242212343001121
6254133022245323
722466114553141
oct3273331001463
9733050138076
10231314031411
118a110816501
12389b6726843
1318a749c2a48
14b2a4c60591
15603c610bc6
hex35db640333

231314031411 has 16 divisors (see below), whose sum is σ = 315006325920. Its totient is φ = 150929775360.

The previous prime is 231314031401. The next prime is 231314031449. The reversal of 231314031411 is 114130413132.

It is a happy number.

231314031411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 231314031411 - 25 = 231314031379 is a prime.

It is a super-2 number, since 2×2313140314112 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231314031401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1713460 + ... + 1843521.

It is an arithmetic number, because the mean of its divisors is an integer number (19687895370).

Almost surely, 2231314031411 is an apocalyptic number.

231314031411 is a deficient number, since it is larger than the sum of its proper divisors (83692294509).

231314031411 is a wasteful number, since it uses less digits than its factorization.

231314031411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557446.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 231314031411 its reverse (114130413132), we get a palindrome (345444444543).

The spelling of 231314031411 in words is "two hundred thirty-one billion, three hundred fourteen million, thirty-one thousand, four hundred eleven".

Divisors: 1 3 53 159 409 1227 21677 65031 3556981 10670943 188519993 565559979 1454805229 4364415687 77104677137 231314031411