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8997453 = 332911491
BaseRepresentation
bin100010010100…
…101001001101
3121221010012000
4202110221031
54300404303
6520502513
7136322433
oct42245115
917833160
108997453
115095a13
12301aa39
131b3044a
1412a2d53
15bcada3
hex894a4d

8997453 has 16 divisors (see below), whose sum is σ = 13790400. Its totient is φ = 5790960.

The previous prime is 8997451. The next prime is 8997463. The reversal of 8997453 is 3547998.

It is not a de Polignac number, because 8997453 - 21 = 8997451 is a prime.

8997453 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8997399 and 8997408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8997451) 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, 4963 + ... + 6528.

It is an arithmetic number, because the mean of its divisors is an integer number (861900).

Almost surely, 28997453 is an apocalyptic number.

It is an amenable number.

8997453 is a deficient number, since it is larger than the sum of its proper divisors (4792947).

8997453 is a wasteful number, since it uses less digits than its factorization.

8997453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11529 (or 11523 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 8997453 is about 2999.5754699624. The cubic root of 8997453 is about 207.9887583298.

The spelling of 8997453 in words is "eight million, nine hundred ninety-seven thousand, four hundred fifty-three".

Divisors: 1 3 9 27 29 87 261 783 11491 34473 103419 310257 333239 999717 2999151 8997453