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120130012 = 22235371347
BaseRepresentation
bin1110010100100…
…00100111011100
322101001020101201
413022100213130
5221223130022
615530445244
72656042162
oct712204734
9271036351
10120130012
11618a0502
1234293824
131bb71162
1411d51232
15a82e127
hex72909dc

120130012 has 48 divisors (see below), whose sum is σ = 227308032. Its totient is φ = 55415360.

The previous prime is 120130001. The next prime is 120130019. The reversal of 120130012 is 210031021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120130019) 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 15 ways as a sum of consecutive naturals, for example, 346023 + ... + 346369.

It is an arithmetic number, because the mean of its divisors is an integer number (4735584).

Almost surely, 2120130012 is an apocalyptic number.

It is an amenable number.

120130012 is a deficient number, since it is larger than the sum of its proper divisors (107178020).

120130012 is a wasteful number, since it uses less digits than its factorization.

120130012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 120130012 is about 10960.3837524058. The cubic root of 120130012 is about 493.4204823314.

Adding to 120130012 its reverse (210031021), we get a palindrome (330161033).

It can be divided in two parts, 1201 and 30012, that added together give a palindrome (31213).

The spelling of 120130012 in words is "one hundred twenty million, one hundred thirty thousand, twelve".

Divisors: 1 2 4 23 46 53 71 92 106 142 212 284 347 694 1219 1388 1633 2438 3266 3763 4876 6532 7526 7981 15052 15962 18391 24637 31924 36782 49274 73564 86549 98548 173098 346196 422993 566651 845986 1133302 1305761 1691972 2266604 2611522 5223044 30032503 60065006 120130012