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130140206 = 2761152389
BaseRepresentation
bin1111100000111…
…00100000101110
3100001212210210122
413300130200232
5231303441311
620525204542
73140113340
oct760344056
9301783718
10130140206
1167508299
1237700752
1320c67551
14133d9290
15b65a0db
hex7c1c82e

130140206 has 16 divisors (see below), whose sum is σ = 226756320. Its totient is φ = 54859680.

The previous prime is 130140203. The next prime is 130140209. The reversal of 130140206 is 602041031.

130140206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (130140203) and next prime (130140209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130140203) 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, 75341 + ... + 77048.

It is an arithmetic number, because the mean of its divisors is an integer number (14172270).

Almost surely, 2130140206 is an apocalyptic number.

130140206 is a deficient number, since it is larger than the sum of its proper divisors (96616114).

130140206 is a wasteful number, since it uses less digits than its factorization.

130140206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152459.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 130140206 is about 11407.9010339326. The cubic root of 130140206 is about 506.7617531796.

Adding to 130140206 its reverse (602041031), we get a palindrome (732181237).

The spelling of 130140206 in words is "one hundred thirty million, one hundred forty thousand, two hundred six".

Divisors: 1 2 7 14 61 122 427 854 152389 304778 1066723 2133446 9295729 18591458 65070103 130140206