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54123113 = 1113993517
BaseRepresentation
bin1100111001110…
…1101001101001
310202211201221202
43032131221221
5102323414423
65212013545
71225016222
oct316355151
9122751852
1054123113
1128607550
12161612b5
13b2a0015
14728c249
154b41728
hex339da69

54123113 has 8 divisors (see below), whose sum is σ = 59102400. Its totient is φ = 49153680.

The previous prime is 54123109. The next prime is 54123143. The reversal of 54123113 is 31132145.

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 54123113 - 22 = 54123109 is a prime.

It is a super-2 number, since 2×541231132 = 5858622721621538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54123103) 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, 13631 + ... + 17147.

It is an arithmetic number, because the mean of its divisors is an integer number (7387800).

Almost surely, 254123113 is an apocalyptic number.

It is an amenable number.

54123113 is a deficient number, since it is larger than the sum of its proper divisors (4979287).

54123113 is a wasteful number, since it uses less digits than its factorization.

54123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927.

The product of its digits is 360, while the sum is 20.

The square root of 54123113 is about 7356.8412379227. The cubic root of 54123113 is about 378.2633426173.

Adding to 54123113 its reverse (31132145), we get a palindrome (85255258).

The spelling of 54123113 in words is "fifty-four million, one hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 11 1399 3517 15389 38687 4920283 54123113