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130407 = 3172557
BaseRepresentation
bin11111110101100111
320121212220
4133311213
513133112
62443423
71052124
oct376547
9217786
10130407
1189a82
1263573
1347484
143574b
152898c
hex1fd67

130407 has 8 divisors (see below), whose sum is σ = 184176. Its totient is φ = 81792.

The previous prime is 130399. The next prime is 130409. The reversal of 130407 is 704031.

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

It is not a de Polignac number, because 130407 - 23 = 130399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130409) 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 7 ways as a sum of consecutive naturals, for example, 1228 + ... + 1329.

It is an arithmetic number, because the mean of its divisors is an integer number (23022).

2130407 is an apocalyptic number.

130407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

130407 is a deficient number, since it is larger than the sum of its proper divisors (53769).

130407 is a wasteful number, since it uses less digits than its factorization.

130407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 130407 is about 361.1190939289. The cubic root of 130407 is about 50.7107812543.

Adding to 130407 its reverse (704031), we get a palindrome (834438).

The spelling of 130407 in words is "one hundred thirty thousand, four hundred seven".

Divisors: 1 3 17 51 2557 7671 43469 130407