Search a number
-
+
48140689 is a prime number
BaseRepresentation
bin1011011110100…
…1000110010001
310100120210121111
42313221012101
544311000224
64435453321
71123121602
oct267510621
9110523544
1048140689
11251a08a3
1214157241
139c8701c
146571da9
15435dd94
hex2de9191

48140689 has 2 divisors, whose sum is σ = 48140690. Its totient is φ = 48140688.

The previous prime is 48140657. The next prime is 48140713. The reversal of 48140689 is 98604184.

48140689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46009089 + 2131600 = 6783^2 + 1460^2 .

It is a cyclic number.

It is not a de Polignac number, because 48140689 - 25 = 48140657 is a prime.

It is not a weakly prime, because it can be changed into another prime (48140629) 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 as a sum of consecutive naturals, namely, 24070344 + 24070345.

It is an arithmetic number, because the mean of its divisors is an integer number (24070345).

Almost surely, 248140689 is an apocalyptic number.

It is an amenable number.

48140689 is a deficient number, since it is larger than the sum of its proper divisors (1).

48140689 is an equidigital number, since it uses as much as digits as its factorization.

48140689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 48140689 is about 6938.3491552386. The cubic root of 48140689 is about 363.7788401140.

The spelling of 48140689 in words is "forty-eight million, one hundred forty thousand, six hundred eighty-nine".