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130267161 = 3230747147
BaseRepresentation
bin1111100001110…
…11100000011001
3100002010020221200
413300323200121
5231322022121
620532024413
73141152433
oct760734031
9302106850
10130267161
1167594712
1237762109
1320cb027b
141342d653
15b682a26
hex7c3b819

130267161 has 12 divisors (see below), whose sum is σ = 188780592. Its totient is φ = 86560056.

The previous prime is 130267133. The next prime is 130267169. The reversal of 130267161 is 161762031.

It is not a de Polignac number, because 130267161 - 29 = 130266649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130267169) 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, 20811 + ... + 26336.

It is an arithmetic number, because the mean of its divisors is an integer number (15731716).

Almost surely, 2130267161 is an apocalyptic number.

It is an amenable number.

130267161 is a deficient number, since it is larger than the sum of its proper divisors (58513431).

130267161 is a wasteful number, since it uses less digits than its factorization.

130267161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47460 (or 47457 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 130267161 is about 11413.4640228110. The cubic root of 130267161 is about 506.9264858456.

The spelling of 130267161 in words is "one hundred thirty million, two hundred sixty-seven thousand, one hundred sixty-one".

Divisors: 1 3 9 307 921 2763 47147 141441 424323 14474129 43422387 130267161