Search a number
-
+
2720141275 = 52293751919
BaseRepresentation
bin1010001000100010…
…0000111111011011
321000120102111100011
42202020200333123
521032324010100
61125530022351
7124256551015
oct24210407733
97016374304
102720141275
1111764a3445
1263ab779b7
13344719267
141bb3971b5
1510dc12bba
hexa2220fdb

2720141275 has 12 divisors (see below), whose sum is σ = 3489285600. Its totient is φ = 2101074080.

The previous prime is 2720141273. The next prime is 2720141357. The reversal of 2720141275 is 5721410272.

It is not a de Polignac number, because 2720141275 - 21 = 2720141273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2720141273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1875235 + ... + 1876684.

It is an arithmetic number, because the mean of its divisors is an integer number (290773800).

Almost surely, 22720141275 is an apocalyptic number.

2720141275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2720141275 is a deficient number, since it is larger than the sum of its proper divisors (769144325).

2720141275 is a wasteful number, since it uses less digits than its factorization.

2720141275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751958 (or 3751953 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 2720141275 is about 52154.9736362698. The cubic root of 2720141275 is about 1395.9305764484.

The spelling of 2720141275 in words is "two billion, seven hundred twenty million, one hundred forty-one thousand, two hundred seventy-five".

Divisors: 1 5 25 29 145 725 3751919 18759595 93797975 108805651 544028255 2720141275