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130263512 = 23431073539
BaseRepresentation
bin1111100001110…
…10100111011000
3100002010001221112
413300322213120
5231321413022
620531555452
73141136001
oct760724730
9302101845
10130263512
11675919a5
123775bb88
1320cab702
141342c1a8
15b6818e2
hex7c3a9d8

130263512 has 32 divisors (see below), whose sum is σ = 252331200. Its totient is φ = 63004704.

The previous prime is 130263499. The next prime is 130263521. The reversal of 130263512 is 215362031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35039 + ... + 38577.

It is an arithmetic number, because the mean of its divisors is an integer number (7885350).

Almost surely, 2130263512 is an apocalyptic number.

It is an amenable number.

130263512 is a deficient number, since it is larger than the sum of its proper divisors (122067688).

130263512 is a wasteful number, since it uses less digits than its factorization.

130263512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695 (or 3691 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 130263512 is about 11413.3041666294. The cubic root of 130263512 is about 506.9217525166.

The spelling of 130263512 in words is "one hundred thirty million, two hundred sixty-three thousand, five hundred twelve".

Divisors: 1 2 4 8 43 86 107 172 214 344 428 856 3539 4601 7078 9202 14156 18404 28312 36808 152177 304354 378673 608708 757346 1217416 1514692 3029384 16282939 32565878 65131756 130263512