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869080697 = 4353381343
BaseRepresentation
bin110011110011010…
…001111001111001
32020120022212120222
4303303101321321
53234441040242
6222123225425
730352030652
oct6363217171
92216285528
10869080697
11406634211
12203078275
1310b08c144
14835cc529
15514705d2
hex33cd1e79

869080697 has 8 divisors (see below), whose sum is σ = 906073344. Its totient is φ = 832850928.

The previous prime is 869080687. The next prime is 869080727. The reversal of 869080697 is 796080968.

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 869080697 - 28 = 869080441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (869080657) 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, 188393 + ... + 192950.

It is an arithmetic number, because the mean of its divisors is an integer number (113259168).

Almost surely, 2869080697 is an apocalyptic number.

It is an amenable number.

869080697 is a deficient number, since it is larger than the sum of its proper divisors (36992647).

869080697 is a wasteful number, since it uses less digits than its factorization.

869080697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381439.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 869080697 is about 29480.1746433090. The cubic root of 869080697 is about 954.3039058176.

The spelling of 869080697 in words is "eight hundred sixty-nine million, eighty thousand, six hundred ninety-seven".

Divisors: 1 43 53 2279 381343 16397749 20211179 869080697