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130132252 = 22231414481
BaseRepresentation
bin1111100000110…
…10100100011100
3100001212101220001
413300122210130
5231303213002
620525104044
73140051215
oct760324434
9301771801
10130132252
1167502318
12376b8024
1320c63a43
14133d640c
15b657a87
hex7c1a91c

130132252 has 12 divisors (see below), whose sum is σ = 237632976. Its totient is φ = 62237120.

The previous prime is 130132243. The next prime is 130132267. The reversal of 130132252 is 252231031.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 707149 + ... + 707332.

It is an arithmetic number, because the mean of its divisors is an integer number (19802748).

Almost surely, 2130132252 is an apocalyptic number.

It is an amenable number.

130132252 is a deficient number, since it is larger than the sum of its proper divisors (107500724).

130132252 is a wasteful number, since it uses less digits than its factorization.

130132252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414508 (or 1414506 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 130132252 is about 11407.5524105743. The cubic root of 130132252 is about 506.7514287630.

Adding to 130132252 its reverse (252231031), we get a palindrome (382363283).

The spelling of 130132252 in words is "one hundred thirty million, one hundred thirty-two thousand, two hundred fifty-two".

Divisors: 1 2 4 23 46 92 1414481 2828962 5657924 32533063 65066126 130132252