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23201354297 = 114349051489
BaseRepresentation
bin10101100110111010…
…001001001000111001
32012212221102220202102
4111212322021020321
5340004021314142
614354125313145
71450644154232
oct254672111071
965787386672
1023201354297
119926617980
1245b61057b5
1322599cba14
1411a1544089
1590bd35532
hex566e89239

23201354297 has 8 divisors (see below), whose sum is σ = 25899186720. Its totient is φ = 20601624960.

The previous prime is 23201354237. The next prime is 23201354321. The reversal of 23201354297 is 79245310232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23201354297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23201354297.

It is not an unprimeable number, because it can be changed into a prime (23201354237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24525272 + ... + 24526217.

It is an arithmetic number, because the mean of its divisors is an integer number (3237398340).

Almost surely, 223201354297 is an apocalyptic number.

It is an amenable number.

23201354297 is a deficient number, since it is larger than the sum of its proper divisors (2697832423).

23201354297 is a wasteful number, since it uses less digits than its factorization.

23201354297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49051543.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 23201354297 in words is "twenty-three billion, two hundred one million, three hundred fifty-four thousand, two hundred ninety-seven".

Divisors: 1 11 43 473 49051489 539566379 2109214027 23201354297