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9309053 = 131136337
BaseRepresentation
bin100011100000…
…101101111101
3122111221121202
4203200231331
54340342203
6531305245
7142061045
oct43405575
918457552
109309053
115289036
12314b225
131c0c220
141344725
15c3d388
hex8e0b7d

9309053 has 8 divisors (see below), whose sum is σ = 10115448. Its totient is φ = 8515584.

The previous prime is 9309019. The next prime is 9309061. The reversal of 9309053 is 3509039.

It can be written as a sum of positive squares in 4 ways, for example, as 386884 + 8922169 = 622^2 + 2987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9309053 - 214 = 9292669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9309653) 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 in 7 ways as a sum of consecutive naturals, for example, 1700 + ... + 4637.

It is an arithmetic number, because the mean of its divisors is an integer number (1264431).

Almost surely, 29309053 is an apocalyptic number.

It is an amenable number.

9309053 is a deficient number, since it is larger than the sum of its proper divisors (806395).

9309053 is a wasteful number, since it uses less digits than its factorization.

9309053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6463.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 9309053 is about 3051.0740731749. The cubic root of 9309053 is about 210.3625859948.

The spelling of 9309053 in words is "nine million, three hundred nine thousand, fifty-three".

Divisors: 1 13 113 1469 6337 82381 716081 9309053