Search a number
-
+
748210055 = 5149642011
BaseRepresentation
bin101100100110001…
…100011110000111
31221010220000020112
4230212030132013
53013020210210
6202124423235
724353452265
oct5446143607
91833800215
10748210055
1135438831a
1218a6a7b1b
13bc01bb58
1471527435
1545a46d05
hex2c98c787

748210055 has 4 divisors (see below), whose sum is σ = 897852072. Its totient is φ = 598568040.

The previous prime is 748210049. The next prime is 748210087. The reversal of 748210055 is 550012847.

748210055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 748210055 - 24 = 748210039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74821001 + ... + 74821010.

It is an arithmetic number, because the mean of its divisors is an integer number (224463018).

Almost surely, 2748210055 is an apocalyptic number.

748210055 is a deficient number, since it is larger than the sum of its proper divisors (149642017).

748210055 is a wasteful number, since it uses less digits than its factorization.

748210055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149642016.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 748210055 is about 27353.4285785164. The cubic root of 748210055 is about 907.8369326700.

The spelling of 748210055 in words is "seven hundred forty-eight million, two hundred ten thousand, fifty-five".

Divisors: 1 5 149642011 748210055