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146450 = 25229101
BaseRepresentation
bin100011110000010010
321102220002
4203300102
514141300
63050002
71146653
oct436022
9242802
10146450
11a0037
1270902
1351875
143b52a
152d5d5
hex23c12

146450 has 24 divisors (see below), whose sum is σ = 284580. Its totient is φ = 56000.

The previous prime is 146449. The next prime is 146477. The reversal of 146450 is 54641.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 96721 + 49729 = 311^2 + 223^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1400 + ... + 1500.

146450 is a Friedman number, since it can be written as 10*((6+5)^4+4), using all its digits and the basic arithmetic operations.

2146450 is an apocalyptic number.

146450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146450 is a deficient number, since it is larger than the sum of its proper divisors (138130).

146450 is a wasteful number, since it uses less digits than its factorization.

146450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 146450 is about 382.6878623630. The cubic root of 146450 is about 52.7104178102.

Subtracting from 146450 its reverse (54641), we obtain a square (91809 = 3032).

The spelling of 146450 in words is "one hundred forty-six thousand, four hundred fifty".

Divisors: 1 2 5 10 25 29 50 58 101 145 202 290 505 725 1010 1450 2525 2929 5050 5858 14645 29290 73225 146450