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120275 = 5217283
BaseRepresentation
bin11101010111010011
320002222122
4131113103
512322100
62324455
71010441
oct352723
9202878
10120275
1182401
125972b
134298c
1431b91
1525985
hex1d5d3

120275 has 12 divisors (see below), whose sum is σ = 158472. Its totient is φ = 90240.

The previous prime is 120247. The next prime is 120277. The reversal of 120275 is 572021.

It is a de Polignac number, because none of the positive numbers 2k-120275 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284 + ... + 566.

It is an arithmetic number, because the mean of its divisors is an integer number (13206).

2120275 is an apocalyptic number.

120275 is a deficient number, since it is larger than the sum of its proper divisors (38197).

120275 is a wasteful number, since it uses less digits than its factorization.

120275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 120275 is about 346.8068626772. The cubic root of 120275 is about 49.3618909812.

Adding to 120275 its reverse (572021), we get a palindrome (692296).

The spelling of 120275 in words is "one hundred twenty thousand, two hundred seventy-five".