Search a number
-
+
55754897 = 115068627
BaseRepresentation
bin1101010010110…
…0000010010001
310212220122100012
43110230002101
5103233124042
65311004305
71244623502
oct324540221
9125818305
1055754897
1129521530
1216809695
13b721983
147594ba9
154d64e82
hex352c091

55754897 has 4 divisors (see below), whose sum is σ = 60823536. Its totient is φ = 50686260.

The previous prime is 55754879. The next prime is 55754903. The reversal of 55754897 is 79845755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55754897 - 28 = 55754641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55754857) 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, 2534303 + ... + 2534324.

It is an arithmetic number, because the mean of its divisors is an integer number (15205884).

Almost surely, 255754897 is an apocalyptic number.

It is an amenable number.

55754897 is a deficient number, since it is larger than the sum of its proper divisors (5068639).

55754897 is a wasteful number, since it uses less digits than its factorization.

55754897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068638.

The product of its digits is 1764000, while the sum is 50.

The square root of 55754897 is about 7466.9201817081. The cubic root of 55754897 is about 382.0272474009.

The spelling of 55754897 in words is "fifty-five million, seven hundred fifty-four thousand, eight hundred ninety-seven".

Divisors: 1 11 5068627 55754897