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84696769 = 798312917
BaseRepresentation
bin1010000110001…
…01111011000001
312220101001010101
411003011323001
5133140244034
612223202401
72045624233
oct503057301
9186331111
1084696769
1143899a33
1224446401
1314716141
14b36a253
157680514
hex50c5ec1

84696769 has 8 divisors (see below), whose sum is σ = 86808960. Its totient is φ = 82610736.

The previous prime is 84696763. The next prime is 84696779. The reversal of 84696769 is 96769648.

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 84696769 - 27 = 84696641 is a prime.

It is a super-2 number, since 2×846967692 = 14347085358078722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84696763) 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, 99 + ... + 13015.

It is an arithmetic number, because the mean of its divisors is an integer number (10851120).

Almost surely, 284696769 is an apocalyptic number.

It is an amenable number.

84696769 is a deficient number, since it is larger than the sum of its proper divisors (2112191).

84696769 is a wasteful number, since it uses less digits than its factorization.

84696769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079.

The product of its digits is 3919104, while the sum is 55.

The square root of 84696769 is about 9203.0847545809. The cubic root of 84696769 is about 439.1594991231.

The spelling of 84696769 in words is "eighty-four million, six hundred ninety-six thousand, seven hundred sixty-nine".

Divisors: 1 79 83 6557 12917 1020443 1072111 84696769