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299537064 = 23324160237
BaseRepresentation
bin10001110110101…
…001001010101000
3202212122001121100
4101312221022220
51103140141224
645420041400
710265010621
oct2166511250
9685561540
10299537064
111440986a2
1284393260
134a098188
142bad2a48
151b46bac9
hex11da92a8

299537064 has 24 divisors (see below), whose sum is σ = 811246410. Its totient is φ = 99845664.

The previous prime is 299537057. The next prime is 299537083. The reversal of 299537064 is 460735992.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 235376964 + 64160100 = 15342^2 + 8010^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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 5 ways as a sum of consecutive naturals, for example, 2080047 + ... + 2080190.

Almost surely, 2299537064 is an apocalyptic number.

299537064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

299537064 is an abundant number, since it is smaller than the sum of its proper divisors (511709346).

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

299537064 is a wasteful number, since it uses less digits than its factorization.

299537064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4160249 (or 4160242 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 299537064 is about 17307.1391050052. The cubic root of 299537064 is about 669.0884343537.

The spelling of 299537064 in words is "two hundred ninety-nine million, five hundred thirty-seven thousand, sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 4160237 8320474 12480711 16640948 24961422 33281896 37442133 49922844 74884266 99845688 149768532 299537064