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940060521 = 32227345953
BaseRepresentation
bin111000000010000…
…010111101101001
32102111220000121100
4320002002331221
53411123414041
6233140432013
732203245141
oct7002027551
92374800540
10940060521
11442704424
122229a8609
1311c9b193a
148cbc7921
15577e16b6
hex38082f69

940060521 has 12 divisors (see below), whose sum is σ = 1358492148. Its totient is φ = 626417664.

The previous prime is 940060507. The next prime is 940060529. The reversal of 940060521 is 125060049.

It can be written as a sum of positive squares in 2 ways, for example, as 577729296 + 362331225 = 24036^2 + 19035^2 .

It is not a de Polignac number, because 940060521 - 213 = 940052329 is a prime.

It is a super-3 number, since 3×9400605213 (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (940060529) 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 in 11 ways as a sum of consecutive naturals, for example, 2520 + ... + 43433.

It is an arithmetic number, because the mean of its divisors is an integer number (113207679).

Almost surely, 2940060521 is an apocalyptic number.

It is an amenable number.

940060521 is a deficient number, since it is larger than the sum of its proper divisors (418431627).

940060521 is a wasteful number, since it uses less digits than its factorization.

940060521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48232 (or 48229 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 940060521 is about 30660.4064063084. The cubic root of 940060521 is about 979.6071315023.

The spelling of 940060521 in words is "nine hundred forty million, sixty thousand, five hundred twenty-one".

Divisors: 1 3 9 2273 6819 20457 45953 137859 413577 104451169 313353507 940060521