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145433056 = 2513134693
BaseRepresentation
bin10001010101100…
…10000111100000
3101010122202122111
420222302013200
5244212324211
622233045104
73414106036
oct1052620740
9333582574
10145433056
117510300a
1240856794
1324190282
141545a556
15cb7b421
hex8ab21e0

145433056 has 24 divisors (see below), whose sum is σ = 288515304. Its totient is φ = 72159360.

The previous prime is 145433047. The next prime is 145433069. The reversal of 145433056 is 650334541.

It is a congruent number.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 13155 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (12021471).

Almost surely, 2145433056 is an apocalyptic number.

145433056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145433056 is a deficient number, since it is larger than the sum of its proper divisors (143082248).

145433056 is a wasteful number, since it uses less digits than its factorization.

145433056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34834 (or 34826 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 145433056 is about 12059.5628444816. The cubic root of 145433056 is about 525.8812784148.

Adding to 145433056 its reverse (650334541), we get a palindrome (795767597).

The spelling of 145433056 in words is "one hundred forty-five million, four hundred thirty-three thousand, fifty-six".

Divisors: 1 2 4 8 16 32 131 262 524 1048 2096 4192 34693 69386 138772 277544 555088 1110176 4544783 9089566 18179132 36358264 72716528 145433056