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130671 = 3214519
BaseRepresentation
bin11111111001101111
320122020200
4133321233
513140141
62444543
71052652
oct377157
9218220
10130671
118a1a2
1263753
1347628
1435899
1528ab6
hex1fe6f

130671 has 6 divisors (see below), whose sum is σ = 188760. Its totient is φ = 87108.

The previous prime is 130657. The next prime is 130681. The reversal of 130671 is 176031.

It is not a de Polignac number, because 130671 - 25 = 130639 is a prime.

130671 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7251 + ... + 7268.

It is an arithmetic number, because the mean of its divisors is an integer number (31460).

2130671 is an apocalyptic number.

130671 is a deficient number, since it is larger than the sum of its proper divisors (58089).

130671 is a wasteful number, since it uses less digits than its factorization.

130671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14525 (or 14522 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 130671 is about 361.4844394991. The cubic root of 130671 is about 50.7449783508.

The spelling of 130671 in words is "one hundred thirty thousand, six hundred seventy-one".

Divisors: 1 3 9 14519 43557 130671