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13872384600053 = 7429199232857
BaseRepresentation
bin1100100111011110101010…
…0011100110011111110101
31211010012001100000221110012
43021313222203212133311
53304241120424200203
645300515134110005
72631150423350000
oct311675243463765
954105040027405
1013872384600053
1144692774aa901
12168068964b305
13798211105685
1435d5d9974537
15190cbc5bcbd8
hexc9dea8e67f5

13872384600053 has 20 divisors (see below), whose sum is σ = 16741537057740. Its totient is φ = 11480594094144.

The previous prime is 13872384600037. The next prime is 13872384600077. The reversal of 13872384600053 is 35000648327831.

It can be written as a sum of positive squares in 2 ways, for example, as 9816986104849 + 4055398495204 = 3133207^2 + 2013802^2 .

It is not a de Polignac number, because 13872384600053 - 24 = 13872384600037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13872384599974 and 13872384600010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13872384600353) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 99546800 + ... + 99686057.

It is an arithmetic number, because the mean of its divisors is an integer number (837076852887).

Almost surely, 213872384600053 is an apocalyptic number.

It is an amenable number.

13872384600053 is a deficient number, since it is larger than the sum of its proper divisors (2869152457687).

13872384600053 is an frugal number, since it uses more digits than its factorization.

13872384600053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199232914 (or 199232893 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 13872384600053 in words is "thirteen trillion, eight hundred seventy-two billion, three hundred eighty-four million, six hundred thousand, fifty-three".

Divisors: 1 7 29 49 203 343 1421 2401 9947 69629 199232857 1394629999 5777752853 9762409993 40444269971 68336869951 283109889797 478358089657 1981769228579 13872384600053