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3131633113241 = 16349191548909
BaseRepresentation
bin101101100100100011111…
…000010001100010011001
3102002101021220012021021112
4231210203320101202121
5402302041034110431
610354352525550105
7442152534154403
oct55444370214231
912071256167245
103131633113241
11aa8133283a76
12426b21715335
13199408b62519
14ab801235b73
15566dab47c2b
hex2d923e11899

3131633113241 has 4 divisors (see below), whose sum is σ = 3131824678500. Its totient is φ = 3131441547984.

The previous prime is 3131633113207. The next prime is 3131633113321. The reversal of 3131633113241 is 1423113361313.

3131633113241 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1021888483225 + 2109744630016 = 1010885^2 + 1452496^2 .

It is a cyclic number.

It is not a de Polignac number, because 3131633113241 - 214 = 3131633096857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3131633113198 and 3131633113207.

It is not an unprimeable number, because it can be changed into a prime (3131633113841) 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, 95758106 + ... + 95790803.

It is an arithmetic number, because the mean of its divisors is an integer number (782956169625).

Almost surely, 23131633113241 is an apocalyptic number.

It is an amenable number.

3131633113241 is a deficient number, since it is larger than the sum of its proper divisors (191565259).

3131633113241 is a wasteful number, since it uses less digits than its factorization.

3131633113241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191565258.

The product of its digits is 11664, while the sum is 32.

Adding to 3131633113241 its reverse (1423113361313), we get a palindrome (4554746474554).

The spelling of 3131633113241 in words is "three trillion, one hundred thirty-one billion, six hundred thirty-three million, one hundred thirteen thousand, two hundred forty-one".

Divisors: 1 16349 191548909 3131633113241