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330120131 = 111311931187
BaseRepresentation
bin10011101011010…
…011101111000011
3212000011211200112
4103223103233003
51134002321011
652431341535
711115655235
oct2353235703
9760154615
10330120131
1115a387160
12926818ab
1353515673
1431bb4255
151dead58b
hex13ad3bc3

330120131 has 16 divisors (see below), whose sum is σ = 365067648. Its totient is φ = 296025600.

The previous prime is 330120107. The next prime is 330120143. The reversal of 330120131 is 131021033.

It is a cyclic number.

It is not a de Polignac number, because 330120131 - 26 = 330120067 is a prime.

It is a super-2 number, since 2×3301201312 = 217958601782914322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (330120181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277520 + ... + 278706.

It is an arithmetic number, because the mean of its divisors is an integer number (22816728).

Almost surely, 2330120131 is an apocalyptic number.

330120131 is a deficient number, since it is larger than the sum of its proper divisors (34947517).

330120131 is a wasteful number, since it uses less digits than its factorization.

330120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 330120131 is about 18169.2083206726. The cubic root of 330120131 is about 691.1261669747.

Adding to 330120131 its reverse (131021033), we get a palindrome (461141164).

It can be divided in two parts, 3301 and 20131, that added together give a palindrome (23432).

The spelling of 330120131 in words is "three hundred thirty million, one hundred twenty thousand, one hundred thirty-one".

Divisors: 1 11 131 193 1187 1441 2123 13057 25283 155497 229091 278113 1710467 2520001 30010921 330120131