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145066924 = 2236266731
BaseRepresentation
bin10001010010110…
…00101110101100
3101002222011102001
420221120232230
5244114120144
622221142044
73411022432
oct1051305654
9332864361
10145066924
1174982a22
12406ba924
1324092722
14153a2d52
15cb07bd4
hex8a58bac

145066924 has 6 divisors (see below), whose sum is σ = 253867124. Its totient is φ = 72533460.

The previous prime is 145066921. The next prime is 145066939. The reversal of 145066924 is 429660541.

It is not an unprimeable number, because it can be changed into a prime (145066921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18133362 + ... + 18133369.

Almost surely, 2145066924 is an apocalyptic number.

It is an amenable number.

145066924 is a deficient number, since it is larger than the sum of its proper divisors (108800200).

145066924 is a wasteful number, since it uses less digits than its factorization.

145066924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36266735 (or 36266733 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 145066924 is about 12044.3731260701. The cubic root of 145066924 is about 525.4396003612.

The spelling of 145066924 in words is "one hundred forty-five million, sixty-six thousand, nine hundred twenty-four".

Divisors: 1 2 4 36266731 72533462 145066924