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54214131 = 318071377
BaseRepresentation
bin1100111011001…
…1110111110011
310210000100210210
43032303313303
5102334323011
65213555203
71225545456
oct316636763
9123010723
1054214131
1128669974
12161a5b03
13b30258a
1472b349d
154b5d6a6
hex33b3df3

54214131 has 4 divisors (see below), whose sum is σ = 72285512. Its totient is φ = 36142752.

The previous prime is 54214117. The next prime is 54214157. The reversal of 54214131 is 13141245.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54214131 - 29 = 54213619 is a prime.

It is a super-2 number, since 2×542141312 = 5878344000170322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54214098 and 54214107.

It is not an unprimeable number, because it can be changed into a prime (54214931) 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, 9035686 + ... + 9035691.

It is an arithmetic number, because the mean of its divisors is an integer number (18071378).

Almost surely, 254214131 is an apocalyptic number.

54214131 is a deficient number, since it is larger than the sum of its proper divisors (18071381).

54214131 is a wasteful number, since it uses less digits than its factorization.

54214131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18071380.

The product of its digits is 480, while the sum is 21.

The square root of 54214131 is about 7363.0245823303. The cubic root of 54214131 is about 378.4752637331.

Adding to 54214131 its reverse (13141245), we get a palindrome (67355376).

It can be divided in two parts, 54214 and 131, that added together give a palindrome (54345).

The spelling of 54214131 in words is "fifty-four million, two hundred fourteen thousand, one hundred thirty-one".

Divisors: 1 3 18071377 54214131