Search a number
-
+
54106261 = 1137313187
BaseRepresentation
bin1100111001100…
…1100010010101
310202210212211121
43032121202111
5102322400021
65211403541
71224616126
oct316314225
9122725747
1054106261
11285a5920
12161535b1
13b295451
14728604d
154b3b741
hex3399895

54106261 has 8 divisors (see below), whose sum is σ = 59187744. Its totient is φ = 49051920.

The previous prime is 54106229. The next prime is 54106277. The reversal of 54106261 is 16260145.

54106261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54106261 - 25 = 54106229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54106211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2491 + ... + 10696.

It is an arithmetic number, because the mean of its divisors is an integer number (7398468).

Almost surely, 254106261 is an apocalyptic number.

It is an amenable number.

54106261 is a deficient number, since it is larger than the sum of its proper divisors (5081483).

54106261 is a wasteful number, since it uses less digits than its factorization.

54106261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 54106261 is about 7355.6958202471. The cubic root of 54106261 is about 378.2240793204.

The spelling of 54106261 in words is "fifty-four million, one hundred six thousand, two hundred sixty-one".

Divisors: 1 11 373 4103 13187 145057 4918751 54106261