Search a number
-
+
48992453 = 178932381
BaseRepresentation
bin1011101011100…
…1000011000101
310102012002000022
42322321003011
5100020224303
64510024525
71133300066
oct272710305
9112162008
1048992453
1125722834
12144a8145
13a1c4923
14671456d
15447b438
hex2eb90c5

48992453 has 8 divisors (see below), whose sum is σ = 52458840. Its totient is φ = 45591040.

The previous prime is 48992399. The next prime is 48992473. The reversal of 48992453 is 35429984.

48992453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8631844 + 40360609 = 2938^2 + 6353^2 .

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 48992453 - 210 = 48991429 is a prime.

It is a Duffinian number.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48992473) 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, 14678 + ... + 17703.

It is an arithmetic number, because the mean of its divisors is an integer number (6557355).

Almost surely, 248992453 is an apocalyptic number.

It is an amenable number.

48992453 is a deficient number, since it is larger than the sum of its proper divisors (3466387).

48992453 is a wasteful number, since it uses less digits than its factorization.

48992453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32487.

The product of its digits is 311040, while the sum is 44.

The square root of 48992453 is about 6999.4609078128. The cubic root of 48992453 is about 365.9117831124.

The spelling of 48992453 in words is "forty-eight million, nine hundred ninety-two thousand, four hundred fifty-three".

Divisors: 1 17 89 1513 32381 550477 2881909 48992453