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8990313 = 310129671
BaseRepresentation
bin100010010010…
…111001101001
3121220202101120
4202102321221
54300142223
6520405453
7136262553
oct42227151
917822346
108990313
115090612
123016889
131b2a117
1412a04d3
15bc8be3
hex892e69

8990313 has 8 divisors (see below), whose sum is σ = 12106176. Its totient is φ = 5934000.

The previous prime is 8990257. The next prime is 8990321. The reversal of 8990313 is 3130998.

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

It is not a de Polignac number, because 8990313 - 216 = 8924777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8990353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14533 + ... + 15138.

It is an arithmetic number, because the mean of its divisors is an integer number (1513272).

Almost surely, 28990313 is an apocalyptic number.

It is an amenable number.

8990313 is a deficient number, since it is larger than the sum of its proper divisors (3115863).

8990313 is a wasteful number, since it uses less digits than its factorization.

8990313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29775.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 8990313 is about 2998.3850653310. The cubic root of 8990313 is about 207.9337267289.

The spelling of 8990313 in words is "eight million, nine hundred ninety thousand, three hundred thirteen".

Divisors: 1 3 101 303 29671 89013 2996771 8990313