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13823255701 = 66120912641
BaseRepresentation
bin11001101111110111…
…00010010010010101
31022200100220010222101
430313323202102111
5211302223140301
610203400202101
7666360510013
oct146773422225
938610803871
1013823255701
11595395a672
122819469331
1313c3b07b58
14951c298b3
1555d86e701
hex337ee2495

13823255701 has 4 divisors (see below), whose sum is σ = 13844169004. Its totient is φ = 13802342400.

The previous prime is 13823255669. The next prime is 13823255711. The reversal of 13823255701 is 10755232831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10755232831 = 71536461833.

It can be written as a sum of positive squares in 2 ways, for example, as 7087114225 + 6736141476 = 84185^2 + 82074^2 .

It is a cyclic number.

It is not a de Polignac number, because 13823255701 - 25 = 13823255669 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 (13823255711) 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 3 ways as a sum of consecutive naturals, for example, 10455660 + ... + 10456981.

It is an arithmetic number, because the mean of its divisors is an integer number (3461042251).

Almost surely, 213823255701 is an apocalyptic number.

It is an amenable number.

13823255701 is a deficient number, since it is larger than the sum of its proper divisors (20913303).

13823255701 is an equidigital number, since it uses as much as digits as its factorization.

13823255701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20913302.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 13823255701 in words is "thirteen billion, eight hundred twenty-three million, two hundred fifty-five thousand, seven hundred one".

Divisors: 1 661 20912641 13823255701