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5050018703881 = 19365837726527
BaseRepresentation
bin100100101111100110010…
…0100100010101000001001
3122212202222111010112221101
41021133030210202220021
51130214414242011011
614423540242541401
71030565112505144
oct111371444425011
918782874115841
105050018703881
1116777789a5068
12696889067861
132a82a3982478
141365ca78505b
158b568a5d2c1
hex497cc922a09

5050018703881 has 8 divisors (see below), whose sum is σ = 5315831009280. Its totient is φ = 4784208583248.

The previous prime is 5050018703879. The next prime is 5050018703927. The reversal of 5050018703881 is 1883078100505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5050018703881 - 21 = 5050018703879 is a prime.

It is a super-2 number, since 2×50500187038812 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5050018703831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6587640 + ... + 7314166.

It is an arithmetic number, because the mean of its divisors is an integer number (664478876160).

Almost surely, 25050018703881 is an apocalyptic number.

It is an amenable number.

5050018703881 is a deficient number, since it is larger than the sum of its proper divisors (265812305399).

5050018703881 is a wasteful number, since it uses less digits than its factorization.

5050018703881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092383.

The product of its (nonzero) digits is 268800, while the sum is 46.

The spelling of 5050018703881 in words is "five trillion, fifty billion, eighteen million, seven hundred three thousand, eight hundred eighty-one".

Divisors: 1 19 365837 726527 6950903 13804013 265790458099 5050018703881