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55748254 = 231787931
BaseRepresentation
bin1101010010101…
…0011010011110
310212220022020011
43110222122132
5103232421004
65310513434
71244565232
oct324523236
9125808204
1055748254
1129517541
121680587a
13b71b943
1475925c2
154d63004
hex352a69e

55748254 has 8 divisors (see below), whose sum is σ = 83887128. Its totient is φ = 27785880.

The previous prime is 55748239. The next prime is 55748257. The reversal of 55748254 is 45284755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55748257) 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, 43332 + ... + 44599.

It is an arithmetic number, because the mean of its divisors is an integer number (10485891).

Almost surely, 255748254 is an apocalyptic number.

55748254 is a deficient number, since it is larger than the sum of its proper divisors (28138874).

55748254 is a wasteful number, since it uses less digits than its factorization.

55748254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88250.

The product of its digits is 224000, while the sum is 40.

The square root of 55748254 is about 7466.4753398106. The cubic root of 55748254 is about 382.0120743970.

The spelling of 55748254 in words is "fifty-five million, seven hundred forty-eight thousand, two hundred fifty-four".

Divisors: 1 2 317 634 87931 175862 27874127 55748254