Search a number
-
+
168950 = 25231109
BaseRepresentation
bin101001001111110110
322120202102
4221033312
520401300
63342102
71302365
oct511766
9276672
10168950
11105a31
1281932
135bb92
14457dc
15350d5
hex293f6

168950 has 24 divisors (see below), whose sum is σ = 327360. Its totient is φ = 64800.

The previous prime is 168943. The next prime is 168977. The reversal of 168950 is 59861.

168950 is nontrivially palindromic in base 9.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

168950 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 1496 + ... + 1604.

It is an arithmetic number, because the mean of its divisors is an integer number (13640).

2168950 is an apocalyptic number.

168950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168950 is a deficient number, since it is larger than the sum of its proper divisors (158410).

168950 is a wasteful number, since it uses less digits than its factorization.

168950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 168950 is about 411.0352782913. The cubic root of 168950 is about 55.2822951583.

Subtracting from 168950 its sum of digits (29), we obtain a square (168921 = 4112).

The spelling of 168950 in words is "one hundred sixty-eight thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 31 50 62 109 155 218 310 545 775 1090 1550 2725 3379 5450 6758 16895 33790 84475 168950