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29995 = 57857
BaseRepresentation
bin111010100101011
31112010221
413110223
51424440
6350511
7153310
oct72453
945127
1029995
1120599
1215437
1310864
14ad07
158d4a
hex752b

29995 has 8 divisors (see below), whose sum is σ = 41184. Its totient is φ = 20544.

The previous prime is 29989. The next prime is 30011. The reversal of 29995 is 59992.

It can be divided in two parts, 29 and 995, that added together give a 10-th power (1024 = 210).

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 29995 - 27 = 29867 is a prime.

It is a Duffinian number.

29995 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 29995.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 29995.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394 + ... + 463.

It is an arithmetic number, because the mean of its divisors is an integer number (5148).

229995 is an apocalyptic number.

29995 is a deficient number, since it is larger than the sum of its proper divisors (11189).

29995 is an equidigital number, since it uses as much as digits as its factorization.

29995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869.

The product of its digits is 7290, while the sum is 34.

The square root of 29995 is about 173.1906463987. The cubic root of 29995 is about 31.0705987233.

The spelling of 29995 in words is "twenty-nine thousand, nine hundred ninety-five".

Divisors: 1 5 7 35 857 4285 5999 29995