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145233 = 3411163
BaseRepresentation
bin100011011101010001
321101020000
4203131101
514121413
63040213
71143264
oct433521
9241200
10145233
119a130
1270069
135114a
143acdb
152d073
hex23751

145233 has 20 divisors (see below), whose sum is σ = 238128. Its totient is φ = 87480.

The previous prime is 145219. The next prime is 145253. The reversal of 145233 is 332541.

145233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145233 - 216 = 79697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 810 + ... + 972.

2145233 is an apocalyptic number.

It is an amenable number.

145233 is a deficient number, since it is larger than the sum of its proper divisors (92895).

145233 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 8 representation: 145233 = (433521)8.

145233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 177 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 145233 is about 381.0944764753. The cubic root of 145233 is about 52.5640035732.

Adding to 145233 its reverse (332541), we get a palindrome (477774).

It can be divided in two parts, 1452 and 33, that added together give a triangular number (1485 = T54).

The spelling of 145233 in words is "one hundred forty-five thousand, two hundred thirty-three".

Divisors: 1 3 9 11 27 33 81 99 163 297 489 891 1467 1793 4401 5379 13203 16137 48411 145233