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130486 = 2531231
BaseRepresentation
bin11111110110110110
320121222211
4133312312
513133421
62444034
71052266
oct376666
9217884
10130486
118a044
126361a
1347515
14357a6
15289e1
hex1fdb6

130486 has 8 divisors (see below), whose sum is σ = 199584. Its totient is φ = 63960.

The previous prime is 130483. The next prime is 130489. The reversal of 130486 is 684031.

It is an interprime number because it is at equal distance from previous prime (130483) and next prime (130489).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510 + ... + 721.

It is an arithmetic number, because the mean of its divisors is an integer number (24948).

2130486 is an apocalyptic number.

130486 is a deficient number, since it is larger than the sum of its proper divisors (69098).

130486 is a wasteful number, since it uses less digits than its factorization.

130486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 130486 is about 361.2284595654. The cubic root of 130486 is about 50.7210193116.

It can be divided in two parts, 130 and 486, that added together give a palindrome (616).

The spelling of 130486 in words is "one hundred thirty thousand, four hundred eighty-six".

Divisors: 1 2 53 106 1231 2462 65243 130486