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9247069 = 135313421
BaseRepresentation
bin100011010001…
…100101011101
3122101210121001
4203101211131
54331401234
6530110301
7141412246
oct43214535
918353531
109247069
115246507
12311b391
131bb9c50
141329ccd
15c29d14
hex8d195d

9247069 has 8 divisors (see below), whose sum is σ = 10147032. Its totient is φ = 8374080.

The previous prime is 9247057. The next prime is 9247079. The reversal of 9247069 is 9607429.

9247069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2805625 + 6441444 = 1675^2 + 2538^2 .

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

It is not a de Polignac number, because 9247069 - 29 = 9246557 is a prime.

It is a super-2 number, since 2×92470692 = 171016570181522, which contains 22 as substring.

It is a Duffinian number.

9247069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9247009) 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, 6022 + ... + 7399.

It is an arithmetic number, because the mean of its divisors is an integer number (1268379).

Almost surely, 29247069 is an apocalyptic number.

It is an amenable number.

9247069 is a deficient number, since it is larger than the sum of its proper divisors (899963).

9247069 is a wasteful number, since it uses less digits than its factorization.

9247069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13487.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 9247069 is about 3040.8993735407. The cubic root of 9247069 is about 209.8946485930.

The spelling of 9247069 in words is "nine million, two hundred forty-seven thousand, sixty-nine".

Divisors: 1 13 53 689 13421 174473 711313 9247069