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9812442 = 237392213
BaseRepresentation
bin100101011011…
…100111011010
3200110112010210
4211123213122
510002444232
6550151550
7146255463
oct45334732
920415123
109812442
1155a2262
1233525b6
1320573a3
141435d6a
15cdc5cc
hex95b9da

9812442 has 16 divisors (see below), whose sum is σ = 19660320. Its totient is φ = 3264912.

The previous prime is 9812431. The next prime is 9812443. The reversal of 9812442 is 2442189.

It is not an unprimeable number, because it can be changed into a prime (9812443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3328 + ... + 5540.

It is an arithmetic number, because the mean of its divisors is an integer number (1228770).

Almost surely, 29812442 is an apocalyptic number.

9812442 is an abundant number, since it is smaller than the sum of its proper divisors (9847878).

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

9812442 is a wasteful number, since it uses less digits than its factorization.

9812442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957.

The product of its digits is 4608, while the sum is 30.

The square root of 9812442 is about 3132.4817637139. The cubic root of 9812442 is about 214.0880209720.

The spelling of 9812442 in words is "nine million, eight hundred twelve thousand, four hundred forty-two".

Divisors: 1 2 3 6 739 1478 2213 2217 4426 4434 6639 13278 1635407 3270814 4906221 9812442