Search a number
-
+
45053779 = 7927219
BaseRepresentation
bin1010101111011…
…1011101010011
310010202222011111
42223313131103
543013210104
64245354151
71054644061
oct253673523
9103688144
1045053779
1123482631
1213108957
139445c54
145dab031
153e4e404
hex2af7753

45053779 has 6 divisors (see below), whose sum is σ = 45637620. Its totient is φ = 44477316.

The previous prime is 45053759. The next prime is 45053783. The reversal of 45053779 is 97735054.

It is not a de Polignac number, because 45053779 - 219 = 44529491 is a prime.

It is a pancake number, because a pancake can be divided into 45053779 parts by 9492 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45053759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2632 + ... + 9850.

It is an arithmetic number, because the mean of its divisors is an integer number (7606270).

Almost surely, 245053779 is an apocalyptic number.

45053779 is a deficient number, since it is larger than the sum of its proper divisors (583841).

45053779 is an frugal number, since it uses more digits than its factorization.

45053779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7377 (or 7298 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 45053779 is about 6712.2111855930. The cubic root of 45053779 is about 355.8309674966.

The spelling of 45053779 in words is "forty-five million, fifty-three thousand, seven hundred seventy-nine".

Divisors: 1 79 6241 7219 570301 45053779