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8242453 = 37367607
BaseRepresentation
bin11111011100010100010101
3120111202112001
4133130110111
54102224303
6452355301
7130026322
oct37342425
916452461
108242453
11471a74a
122915b31
1319278bb
141147b49
15acc31d
hex7dc515

8242453 has 8 divisors (see below), whose sum is σ = 8502272. Its totient is φ = 7984656.

The previous prime is 8242439. The next prime is 8242457. The reversal of 8242453 is 3542428.

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

It is a cyclic number.

It is not a de Polignac number, because 8242453 - 29 = 8241941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8242457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13276 + ... + 13882.

It is an arithmetic number, because the mean of its divisors is an integer number (1062784).

Almost surely, 28242453 is an apocalyptic number.

It is an amenable number.

8242453 is a deficient number, since it is larger than the sum of its proper divisors (259819).

8242453 is a wasteful number, since it uses less digits than its factorization.

8242453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011.

The product of its digits is 7680, while the sum is 28.

The square root of 8242453 is about 2870.9672586082. The cubic root of 8242453 is about 202.0003676103. Note that the first 3 decimals are identical.

The spelling of 8242453 in words is "eight million, two hundred forty-two thousand, four hundred fifty-three".

Divisors: 1 37 367 607 13579 22459 222769 8242453