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55132341 = 3111918747
BaseRepresentation
bin1101001001010…
…0000010110101
310211202000100120
43102110002311
5103103213331
65245402153
71236421455
oct322240265
9124660316
1055132341
1129136820
1216569359
13b5644b4
147471d65
154c90796
hex34940b5

55132341 has 16 divisors (see below), whose sum is σ = 80621568. Its totient is φ = 33234800.

The previous prime is 55132333. The next prime is 55132367. The reversal of 55132341 is 14323155.

It is a cyclic number.

It is not a de Polignac number, because 55132341 - 23 = 55132333 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55132381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (5038848).

Almost surely, 255132341 is an apocalyptic number.

It is an amenable number.

55132341 is a deficient number, since it is larger than the sum of its proper divisors (25489227).

55132341 is a wasteful number, since it uses less digits than its factorization.

55132341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8952.

The product of its digits is 1800, while the sum is 24.

The square root of 55132341 is about 7425.1155546564. The cubic root of 55132341 is about 380.6000238949.

Adding to 55132341 its reverse (14323155), we get a palindrome (69455496).

The spelling of 55132341 in words is "fifty-five million, one hundred thirty-two thousand, three hundred forty-one".

Divisors: 1 3 11 33 191 573 2101 6303 8747 26241 96217 288651 1670677 5012031 18377447 55132341