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5004018953 = 31315987281
BaseRepresentation
bin1001010100100001…
…10100010100001001
3110220201221111112022
410222100310110021
540222012101303
62144313254225
7235001313353
oct45220642411
913821844468
105004018953
11213870255a
12b77a04375
13619937c7b
1435682a0d3
151e449c438
hex12a434509

5004018953 has 4 divisors (see below), whose sum is σ = 5020006548. Its totient is φ = 4988031360.

The previous prime is 5004018947. The next prime is 5004019001. The reversal of 5004018953 is 3598104005.

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 2002294009 + 3001724944 = 44747^2 + 54788^2 .

It is a cyclic number.

It is not a de Polignac number, because 5004018953 - 222 = 4999824649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5004018653) 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, 7993328 + ... + 7993953.

It is an arithmetic number, because the mean of its divisors is an integer number (1255001637).

Almost surely, 25004018953 is an apocalyptic number.

It is an amenable number.

5004018953 is a deficient number, since it is larger than the sum of its proper divisors (15987595).

5004018953 is a wasteful number, since it uses less digits than its factorization.

5004018953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15987594.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 5004018953 is about 70739.0906995559. The cubic root of 5004018953 is about 1710.4339781755.

The spelling of 5004018953 in words is "five billion, four million, eighteen thousand, nine hundred fifty-three".

Divisors: 1 313 15987281 5004018953