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120085 = 574773
BaseRepresentation
bin11101010100010101
320002201121
4131110111
512320320
62323541
71010050
oct352425
9202647
10120085
1182249
12595b1
1342874
1431a97
15258aa
hex1d515

120085 has 16 divisors (see below), whose sum is σ = 170496. Its totient is φ = 79488.

The previous prime is 120079. The next prime is 120091. The reversal of 120085 is 580021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120079) and next prime (120091).

It is a cyclic number.

It is not a de Polignac number, because 120085 - 23 = 120077 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1609 + ... + 1681.

It is an arithmetic number, because the mean of its divisors is an integer number (10656).

2120085 is an apocalyptic number.

It is an amenable number.

120085 is a deficient number, since it is larger than the sum of its proper divisors (50411).

120085 is an equidigital number, since it uses as much as digits as its factorization.

120085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 120085 is about 346.5328267279. The cubic root of 120085 is about 49.3358847394.

The spelling of 120085 in words is "one hundred twenty thousand, eighty-five".

Divisors: 1 5 7 35 47 73 235 329 365 511 1645 2555 3431 17155 24017 120085