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60031413 = 32132412129
BaseRepresentation
bin1110010100000…
…0000110110101
311011221220121200
43211000012311
5110332001123
65542403113
71326154461
oct345000665
9134856550
1060031413
1130982542
1218130499
13c58b360
147d894a1
15540c143
hex39401b5

60031413 has 24 divisors (see below), whose sum is σ = 93813720. Its totient is φ = 36771840.

The previous prime is 60031343. The next prime is 60031417. The reversal of 60031413 is 31413006.

It can be written as a sum of positive squares in 4 ways, for example, as 2377764 + 57653649 = 1542^2 + 7593^2 .

It is not a de Polignac number, because 60031413 - 28 = 60031157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60031417) 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 23 ways as a sum of consecutive naturals, for example, 27133 + ... + 29261.

It is an arithmetic number, because the mean of its divisors is an integer number (3908905).

Almost surely, 260031413 is an apocalyptic number.

It is an amenable number.

60031413 is a deficient number, since it is larger than the sum of its proper divisors (33782307).

60031413 is a wasteful number, since it uses less digits than its factorization.

60031413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389 (or 2386 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 60031413 is about 7747.9941275146. The cubic root of 60031413 is about 391.5550731623. Note that the first 3 decimals are identical.

Adding to 60031413 its reverse (31413006), we get a palindrome (91444419).

The spelling of 60031413 in words is "sixty million, thirty-one thousand, four hundred thirteen".

Divisors: 1 3 9 13 39 117 241 723 2129 2169 3133 6387 9399 19161 27677 28197 83031 249093 513089 1539267 4617801 6670157 20010471 60031413