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130143152 = 248133947
BaseRepresentation
bin1111100000111…
…01001110110000
3100001212221211202
413300131032300
5231304040102
620525230332
73140125046
oct760351660
9301787752
10130143152
116750a527
12377023a8
1320c689a9
14133da396
15b65ae02
hex7c1d3b0

130143152 has 10 divisors (see below), whose sum is σ = 252152388. Its totient is φ = 65071568.

The previous prime is 130143151. The next prime is 130143157. The reversal of 130143152 is 251341031.

It is not an unprimeable number, because it can be changed into a prime (130143151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4066958 + ... + 4066989.

Almost surely, 2130143152 is an apocalyptic number.

It is an amenable number.

130143152 is a deficient number, since it is larger than the sum of its proper divisors (122009236).

130143152 is an equidigital number, since it uses as much as digits as its factorization.

130143152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8133955 (or 8133949 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 130143152 is about 11408.0301542378. The cubic root of 130143152 is about 506.7655770270.

Adding to 130143152 its reverse (251341031), we get a palindrome (381484183).

The spelling of 130143152 in words is "one hundred thirty million, one hundred forty-three thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16 8133947 16267894 32535788 65071576 130143152