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120131330 = 25111092103
BaseRepresentation
bin1110010100100…
…00111100000010
322101001022012112
413022100330002
5221223200310
615530455322
72656046054
oct712207402
9271038175
10120131330
11618a14a0
1234294542
131bb71937
1411d518d4
15a82e705
hex7290f02

120131330 has 16 divisors (see below), whose sum is σ = 235894464. Its totient is φ = 43684080.

The previous prime is 120131279. The next prime is 120131383. The reversal of 120131330 is 33131021.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 545942 + ... + 546161.

It is an arithmetic number, because the mean of its divisors is an integer number (14743404).

Almost surely, 2120131330 is an apocalyptic number.

120131330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120131330 is a deficient number, since it is larger than the sum of its proper divisors (115763134).

120131330 is a wasteful number, since it uses less digits than its factorization.

120131330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092121.

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

The square root of 120131330 is about 10960.4438778728. The cubic root of 120131330 is about 493.4222868369.

Adding to 120131330 its reverse (33131021), we get a palindrome (153262351).

The spelling of 120131330 in words is "one hundred twenty million, one hundred thirty-one thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 1092103 2184206 5460515 10921030 12013133 24026266 60065665 120131330