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54130151 = 211256541
BaseRepresentation
bin1100111001111…
…1010111100111
310202212002121102
43032133113213
5102324131101
65212110315
71225045565
oct316372747
9122762542
1054130151
1128611869
121616539b
13b2a329a
147290a35
154b4386b
hex339f5e7

54130151 has 4 divisors (see below), whose sum is σ = 54386904. Its totient is φ = 53873400.

The previous prime is 54130129. The next prime is 54130169. The reversal of 54130151 is 15103145.

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

It is a cyclic number.

It is not a de Polignac number, because 54130151 - 218 = 53868007 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 (54130451) 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, 128060 + ... + 128481.

It is an arithmetic number, because the mean of its divisors is an integer number (13596726).

Almost surely, 254130151 is an apocalyptic number.

54130151 is a deficient number, since it is larger than the sum of its proper divisors (256753).

54130151 is a wasteful number, since it uses less digits than its factorization.

54130151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256752.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 54130151 is about 7357.3195526632. The cubic root of 54130151 is about 378.2797379665.

Adding to 54130151 its reverse (15103145), we get a palindrome (69233296).

The spelling of 54130151 in words is "fifty-four million, one hundred thirty thousand, one hundred fifty-one".

Divisors: 1 211 256541 54130151