Base | Representation |
---|---|
bin | 100111001000101000000… |
… | …0001100001101010000111 |
3 | 201001012012210010222101212 |
4 | 1032101100001201222013 |
5 | 1201110424224210004 |
6 | 15234525220442035 |
7 | 1063410516346265 |
oct | 116212001415207 |
9 | 21035183128355 |
10 | 5378641631879 |
11 | 1794083a8685a |
12 | 72a50024931b |
13 | 300285794759 |
14 | 1484830ab435 |
15 | 94d9dece96e |
hex | 4e450061a87 |
5378641631879 has 4 divisors (see below), whose sum is σ = 5493080815584. Its totient is φ = 5264202448176.
The previous prime is 5378641631809. The next prime is 5378641631903. The reversal of 5378641631879 is 9781361468735.
It is a happy number.
5378641631879 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 is not a de Polignac number, because 5378641631879 - 212 = 5378641627783 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5378641631809) 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, 57219591782 + ... + 57219591875.
It is an arithmetic number, because the mean of its divisors is an integer number (1373270203896).
Almost surely, 25378641631879 is an apocalyptic number.
5378641631879 is a deficient number, since it is larger than the sum of its proper divisors (114439183705).
5378641631879 is a wasteful number, since it uses less digits than its factorization.
5378641631879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114439183704.
The product of its digits is 182891520, while the sum is 68.
The spelling of 5378641631879 in words is "five trillion, three hundred seventy-eight billion, six hundred forty-one million, six hundred thirty-one thousand, eight hundred seventy-nine".
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