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23141244205 = 516921273521
BaseRepresentation
bin10101100011010100…
…110101110100101101
32012201202100000012201
4111203110311310231
5334343124303310
614344141101501
71446314221162
oct254324656455
965652300181
1023141244205
1198a56a1312
124599b57891
13224a413911
141197578069
1590690ee3a
hex563535d2d

23141244205 has 8 divisors (see below), whose sum is σ = 27771235704. Its totient is φ = 18511833600.

The previous prime is 23141244121. The next prime is 23141244209. The reversal of 23141244205 is 50244214132.

It can be written as a sum of positive squares in 4 ways, for example, as 6606113284 + 16535130921 = 81278^2 + 128589^2 .

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

It is not a de Polignac number, because 23141244205 - 229 = 22604373293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23141244209) 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, 52156 + ... + 221365.

It is an arithmetic number, because the mean of its divisors is an integer number (3471404463).

Almost surely, 223141244205 is an apocalyptic number.

It is an amenable number.

23141244205 is a deficient number, since it is larger than the sum of its proper divisors (4629991499).

23141244205 is a wasteful number, since it uses less digits than its factorization.

23141244205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290447.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 23141244205 its reverse (50244214132), we get a palindrome (73385458337).

The spelling of 23141244205 in words is "twenty-three billion, one hundred forty-one million, two hundred forty-four thousand, two hundred five".

Divisors: 1 5 16921 84605 273521 1367605 4628248841 23141244205