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130143167 = 7211241453
BaseRepresentation
bin1111100000111…
…01001110111111
3100001212221212022
413300131032333
5231304040132
620525230355
73140125100
oct760351677
9301787768
10130143167
116750a540
12377023bb
1320c689bb
14133da3a7
15b65ae12
hex7c1d3bf

130143167 has 12 divisors (see below), whose sum is σ = 165154536. Its totient is φ = 101409840.

The previous prime is 130143161. The next prime is 130143191. The reversal of 130143167 is 761341031.

It is not a de Polignac number, because 130143167 - 24 = 130143151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130143161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120188 + ... + 121265.

It is an arithmetic number, because the mean of its divisors is an integer number (13762878).

Almost surely, 2130143167 is an apocalyptic number.

130143167 is a deficient number, since it is larger than the sum of its proper divisors (35011369).

130143167 is a wasteful number, since it uses less digits than its factorization.

130143167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241478 (or 241471 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 130143167 is about 11408.0308116695. The cubic root of 130143167 is about 506.7655964966.

Adding to 130143167 its reverse (761341031), we get a palindrome (891484198).

The spelling of 130143167 in words is "one hundred thirty million, one hundred forty-three thousand, one hundred sixty-seven".

Divisors: 1 7 11 49 77 539 241453 1690171 2655983 11831197 18591881 130143167