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9020913 = 311224851
BaseRepresentation
bin100010011010…
…010111110001
3121222022100220
4202122113301
54302132123
6521203253
7136451016
oct42322761
917868326
109020913
115101600
123030529
131b3b025
1412ab70d
15bd2ce3
hex89a5f1

9020913 has 12 divisors (see below), whose sum is σ = 13221264. Its totient is φ = 5467000.

The previous prime is 9020887. The next prime is 9020917. The reversal of 9020913 is 3190209.

It is a happy number.

9020913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9020913 - 25 = 9020881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9020917) 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, 12063 + ... + 12788.

It is an arithmetic number, because the mean of its divisors is an integer number (1101772).

Almost surely, 29020913 is an apocalyptic number.

It is an amenable number.

9020913 is a deficient number, since it is larger than the sum of its proper divisors (4200351).

9020913 is a wasteful number, since it uses less digits than its factorization.

9020913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24876 (or 24865 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 9020913 is about 3003.4834775640. The cubic root of 9020913 is about 208.1693717224.

The spelling of 9020913 in words is "nine million, twenty thousand, nine hundred thirteen".

Divisors: 1 3 11 33 121 363 24851 74553 273361 820083 3006971 9020913