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69995 = 513999
BaseRepresentation
bin10001000101101011
310120000102
4101011223
54214440
61300015
7411032
oct210553
9116012
1069995
1148652
123460b
1325b23
141b719
1515b15
hex1116b

69995 has 4 divisors (see below), whose sum is σ = 84000. Its totient is φ = 55992.

The previous prime is 69991. The next prime is 69997. The reversal of 69995 is 59996.

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

It is a cyclic number.

It is not a de Polignac number, because 69995 - 22 = 69991 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 69995.

It is not an unprimeable number, because it can be changed into a prime (69991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6995 + ... + 7004.

It is an arithmetic number, because the mean of its divisors is an integer number (21000).

269995 is an apocalyptic number.

69995 is a deficient number, since it is larger than the sum of its proper divisors (14005).

69995 is a wasteful number, since it uses less digits than its factorization.

69995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14004.

The product of its digits is 21870, while the sum is 38.

The square root of 69995 is about 264.5656818259. The cubic root of 69995 is about 41.2118717163.

Subtracting from 69995 its reverse (59996), we obtain a palindrome (9999).

It can be divided in two parts, 6 and 9995, that added together give a palindrome (10001).

The spelling of 69995 in words is "sixty-nine thousand, nine hundred ninety-five".

Divisors: 1 5 13999 69995