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54343380131 = 153089354979
BaseRepresentation
bin110010100111000111…
…100010110010100011
312012021021122202001122
4302213013202302203
51342243401131011
640544235122455
73632452052405
oct624707426243
9165237582048
1054343380131
112105746a907
12a6475a342b
13518086a441
1428b750ab75
151630d473db
hexca71e2ca3

54343380131 has 4 divisors (see below), whose sum is σ = 54343888200. Its totient is φ = 54342872064.

The previous prime is 54343380109. The next prime is 54343380149. The reversal of 54343380131 is 13108334345.

54343380131 is digitally balanced in base 2, 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, 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 54343380131 - 214 = 54343363747 is a prime.

It is a super-2 number, since 2×543433801312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54343380091 and 54343380100.

It is not an unprimeable number, because it can be changed into a prime (54343389131) 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, 24401 + ... + 330578.

It is an arithmetic number, because the mean of its divisors is an integer number (13585972050).

Almost surely, 254343380131 is an apocalyptic number.

54343380131 is a deficient number, since it is larger than the sum of its proper divisors (508069).

54343380131 is a wasteful number, since it uses less digits than its factorization.

54343380131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508068.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 54343380131 in words is "fifty-four billion, three hundred forty-three million, three hundred eighty thousand, one hundred thirty-one".

Divisors: 1 153089 354979 54343380131