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9740289 = 3131371823
BaseRepresentation
bin100101001010…
…000000000001
3200022212011110
4211022000001
54443142124
6544433533
7145535226
oct45120001
920285143
109740289
115553029
1233188a9
1320305b0
14141794d
15cc6029
hex94a001

9740289 has 16 divisors (see below), whose sum is σ = 14095872. Its totient is φ = 5947008.

The previous prime is 9740267. The next prime is 9740309. The reversal of 9740289 is 9820479.

9740289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9740289 - 25 = 9740257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (9740239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4432 + ... + 6254.

It is an arithmetic number, because the mean of its divisors is an integer number (880992).

It is a Proth number, since it is equal to 1189 ⋅ 213 + 1 and 1189 < 213.

Almost surely, 29740289 is an apocalyptic number.

It is an amenable number.

9740289 is a deficient number, since it is larger than the sum of its proper divisors (4355583).

9740289 is a wasteful number, since it uses less digits than its factorization.

9740289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 9740289 is about 3120.9436073085. The cubic root of 9740289 is about 213.5619843903.

The spelling of 9740289 in words is "nine million, seven hundred forty thousand, two hundred eighty-nine".

Divisors: 1 3 13 39 137 411 1781 1823 5343 5469 23699 71097 249751 749253 3246763 9740289