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103135382 = 2719387727
BaseRepresentation
bin1100010010110…
…11100010010110
321012001211010222
412021123202112
5202400313012
614122314342
72361431150
oct611334226
9235054128
10103135382
1153243159
122a6589b2
13184a096c
14d9a9ad0
1590c3972
hex625b896

103135382 has 16 divisors (see below), whose sum is σ = 186109440. Its totient is φ = 41874408.

The previous prime is 103135337. The next prime is 103135387. The reversal of 103135382 is 283531301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103135387) 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 7 ways as a sum of consecutive naturals, for example, 193598 + ... + 194129.

It is an arithmetic number, because the mean of its divisors is an integer number (11631840).

Almost surely, 2103135382 is an apocalyptic number.

103135382 is a deficient number, since it is larger than the sum of its proper divisors (82974058).

103135382 is a wasteful number, since it uses less digits than its factorization.

103135382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387755.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 103135382 is about 10155.5591672739. The cubic root of 103135382 is about 468.9601001391.

Adding to 103135382 its reverse (283531301), we get a palindrome (386666683).

The spelling of 103135382 in words is "one hundred three million, one hundred thirty-five thousand, three hundred eighty-two".

Divisors: 1 2 7 14 19 38 133 266 387727 775454 2714089 5428178 7366813 14733626 51567691 103135382