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231301223097 = 3711014343957
BaseRepresentation
bin1101011101101010100…
…0001001001010111001
3211010000210001120101120
43113122220021022321
512242201103114342
6254131443535453
722465600646130
oct3273250111271
9733023046346
10231301223097
118a10456841a
12389b238a589
1318a72159b69
14b2a3288917
15603b430aec
hex35daa092b9

231301223097 has 8 divisors (see below), whose sum is σ = 352459006656. Its totient is φ = 132172127472.

The previous prime is 231301223033. The next prime is 231301223099. The reversal of 231301223097 is 790322103132.

231301223097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 231301223097 - 26 = 231301223033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231301223099) 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 7 ways as a sum of consecutive naturals, for example, 5507171958 + ... + 5507171999.

It is an arithmetic number, because the mean of its divisors is an integer number (44057375832).

Almost surely, 2231301223097 is an apocalyptic number.

It is an amenable number.

231301223097 is a deficient number, since it is larger than the sum of its proper divisors (121157783559).

231301223097 is a wasteful number, since it uses less digits than its factorization.

231301223097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11014343967.

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 231301223097 in words is "two hundred thirty-one billion, three hundred one million, two hundred twenty-three thousand, ninety-seven".

Divisors: 1 3 7 21 11014343957 33043031871 77100407699 231301223097