Search a number
-
+
5001870011 = 17881279731
BaseRepresentation
bin1001010100010001…
…00111101010111011
3110220120220022201212
410222020213222323
540220434320021
62144155233335
7234644123255
oct45210475273
913816808655
105001870011
112137474a76
12b7714884b
13619364ac8
1435642acd5
151e41c585b
hex12a227abb

5001870011 has 4 divisors (see below), whose sum is σ = 5002167624. Its totient is φ = 5001572400.

The previous prime is 5001870001. The next prime is 5001870031. The reversal of 5001870011 is 1100781005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1100781005 = 5220156201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5001870011 is a prime.

It is a super-2 number, since 2×50018700112 = 50037407213882280242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5001870001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121985 + ... + 157746.

It is an arithmetic number, because the mean of its divisors is an integer number (1250541906).

Almost surely, 25001870011 is an apocalyptic number.

5001870011 is a deficient number, since it is larger than the sum of its proper divisors (297613).

5001870011 is a wasteful number, since it uses less digits than its factorization.

5001870011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297612.

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 5001870011 is about 70723.8998571204. The cubic root of 5001870011 is about 1710.1890983612.

The spelling of 5001870011 in words is "five billion, one million, eight hundred seventy thousand, eleven".

Divisors: 1 17881 279731 5001870011