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145183328 = 2511933803
BaseRepresentation
bin10001010011101…
…01001001100000
3101010012002002022
420221311021200
5244131331303
622223441012
73412016003
oct1051651140
9333162068
10145183328
1174a52424
1240756168
13241036c4
14153d353a
15cb2c438
hex8a75260

145183328 has 24 divisors (see below), whose sum is σ = 286144488. Its totient is φ = 72511744.

The previous prime is 145183321. The next prime is 145183331. The reversal of 145183328 is 823381541.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145183321) 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 3 ways as a sum of consecutive naturals, for example, 36275 + ... + 40077.

It is an arithmetic number, because the mean of its divisors is an integer number (11922687).

Almost surely, 2145183328 is an apocalyptic number.

It is an amenable number.

145183328 is a deficient number, since it is larger than the sum of its proper divisors (140961160).

145183328 is a wasteful number, since it uses less digits than its factorization.

145183328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006 (or 4998 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 145183328 is about 12049.2044550667. The cubic root of 145183328 is about 525.5801031429.

The spelling of 145183328 in words is "one hundred forty-five million, one hundred eighty-three thousand, three hundred twenty-eight".

Divisors: 1 2 4 8 16 32 1193 2386 3803 4772 7606 9544 15212 19088 30424 38176 60848 121696 4536979 9073958 18147916 36295832 72591664 145183328