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13825778853 = 317271093703
BaseRepresentation
bin11001110000001010…
…01010010010100101
31022200112122100002110
430320011022102211
5211303344410403
610203530231233
7666421116105
oct147005122245
938615570073
1013825778853
115955323317
12281a285519
1313c44ac443
149522c5205
1555dbbc103
hex33814a4a5

13825778853 has 8 divisors (see below), whose sum is σ = 19518746688. Its totient is φ = 8674998464.

The previous prime is 13825778851. The next prime is 13825778899. The reversal of 13825778853 is 35887752831.

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

It is a cyclic number.

It is not a de Polignac number, because 13825778853 - 21 = 13825778851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13825778793 and 13825778802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13825778851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135546801 + ... + 135546902.

It is an arithmetic number, because the mean of its divisors is an integer number (2439843336).

Almost surely, 213825778853 is an apocalyptic number.

It is an amenable number.

13825778853 is a deficient number, since it is larger than the sum of its proper divisors (5692967835).

13825778853 is a wasteful number, since it uses less digits than its factorization.

13825778853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271093723.

The product of its digits is 11289600, while the sum is 57.

The spelling of 13825778853 in words is "thirteen billion, eight hundred twenty-five million, seven hundred seventy-eight thousand, eight hundred fifty-three".

Divisors: 1 3 17 51 271093703 813281109 4608592951 13825778853