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130924 = 2271461
BaseRepresentation
bin11111111101101100
320122121001
4133331230
513142144
62450044
71053463
oct377554
9218531
10130924
118a402
1263924
1347791
14359da
1528bd4
hex1ff6c

130924 has 12 divisors (see below), whose sum is σ = 232848. Its totient is φ = 64400.

The previous prime is 130873. The next prime is 130927. The reversal of 130924 is 429031.

It is not an unprimeable number, because it can be changed into a prime (130927) 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, 54 + ... + 514.

It is an arithmetic number, because the mean of its divisors is an integer number (19404).

2130924 is an apocalyptic number.

It is an amenable number.

130924 is a deficient number, since it is larger than the sum of its proper divisors (101924).

130924 is a wasteful number, since it uses less digits than its factorization.

130924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 130924 is about 361.8342161819. The cubic root of 130924 is about 50.7777073742. Note that the first 4 decimals are identical.

Adding to 130924 its reverse (429031), we get a palindrome (559955).

The spelling of 130924 in words is "one hundred thirty thousand, nine hundred twenty-four".

Divisors: 1 2 4 71 142 284 461 922 1844 32731 65462 130924