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5390000538749 = 16675793232231
BaseRepresentation
bin100111001101111010100…
…0100010100010001111101
3201002021112101221020022022
41032123311010110101331
51201302210114214444
615244044305325525
71064262144433661
oct116336504242175
921067471836268
105390000538749
1117989828726a2
127307503368a5
13301375b73418
14148c3d8c68a1
15953163169ee
hex4e6f511447d

5390000538749 has 4 divisors (see below), whose sum is σ = 5390005438560. Its totient is φ = 5389995638940.

The previous prime is 5390000538737. The next prime is 5390000538763. The reversal of 5390000538749 is 9478350000935.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5390000538749 - 28 = 5390000538493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5390000538749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5390000538779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51464 + ... + 3283694.

It is an arithmetic number, because the mean of its divisors is an integer number (1347501359640).

Almost surely, 25390000538749 is an apocalyptic number.

It is an amenable number.

5390000538749 is a deficient number, since it is larger than the sum of its proper divisors (4899811).

5390000538749 is a wasteful number, since it uses less digits than its factorization.

5390000538749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4899810.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 5390000538749 in words is "five trillion, three hundred ninety billion, five hundred thirty-eight thousand, seven hundred forty-nine".

Divisors: 1 1667579 3232231 5390000538749