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299205080 = 2357480127
BaseRepresentation
bin10001110101011…
…000000111011000
3202212000012012122
4101311120013120
51103044030310
645405000412
710262126006
oct2165300730
9685005178
10299205080
11143991229
1284253108
1349cb0035
142ba47a76
151b403555
hex11d581d8

299205080 has 16 divisors (see below), whose sum is σ = 673211520. Its totient is φ = 119682016.

The previous prime is 299205059. The next prime is 299205097. The reversal of 299205080 is 80502992.

It is a self number, because there is not a number n which added to its sum of digits gives 299205080.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3740024 + ... + 3740103.

It is an arithmetic number, because the mean of its divisors is an integer number (42075720).

Almost surely, 2299205080 is an apocalyptic number.

299205080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

299205080 is an abundant number, since it is smaller than the sum of its proper divisors (374006440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

299205080 is a wasteful number, since it uses less digits than its factorization.

299205080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480138 (or 7480134 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 299205080 is about 17297.5454906180. The cubic root of 299205080 is about 668.8411541394.

It can be divided in two parts, 299 and 205080, that added together give a cube (205379 = 593).

The spelling of 299205080 in words is "two hundred ninety-nine million, two hundred five thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 7480127 14960254 29920508 37400635 59841016 74801270 149602540 299205080