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8752097 = 61143477
BaseRepresentation
bin100001011000…
…101111100001
3121110122121202
4201120233201
54220031342
6511330545
7134251214
oct41305741
917418552
108752097
114a38642
122b20a55
131a75873
14123b77b
15b7d332
hex858be1

8752097 has 4 divisors (see below), whose sum is σ = 8895636. Its totient is φ = 8608560.

The previous prime is 8752067. The next prime is 8752123. The reversal of 8752097 is 7902578.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 173056 + 8579041 = 416^2 + 2929^2 .

It is a cyclic number.

It is not a de Polignac number, because 8752097 - 26 = 8752033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8752097.

It is not an unprimeable number, because it can be changed into a prime (8752057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71678 + ... + 71799.

It is an arithmetic number, because the mean of its divisors is an integer number (2223909).

Almost surely, 28752097 is an apocalyptic number.

It is an amenable number.

8752097 is a deficient number, since it is larger than the sum of its proper divisors (143539).

8752097 is a wasteful number, since it uses less digits than its factorization.

8752097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143538.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 8752097 is about 2958.3943280097. The cubic root of 8752097 is about 206.0807252666.

The spelling of 8752097 in words is "eight million, seven hundred fifty-two thousand, ninety-seven".

Divisors: 1 61 143477 8752097