Search a number
-
+
130654405 = 573732983
BaseRepresentation
bin1111100100110…
…10000011000101
3100002211221011001
413302122003011
5231421420110
620544213301
73144354430
oct762320305
9302757131
10130654405
1167829652
123790a231
13210b75cb
14134d0817
15b70c63a
hex7c9a0c5

130654405 has 8 divisors (see below), whose sum is σ = 179183232. Its totient is φ = 89591568.

The previous prime is 130654399. The next prime is 130654409. The reversal of 130654405 is 504456031.

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

It is a cyclic number.

It is not a de Polignac number, because 130654405 - 29 = 130653893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130654409) 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, 1866457 + ... + 1866526.

It is an arithmetic number, because the mean of its divisors is an integer number (22397904).

Almost surely, 2130654405 is an apocalyptic number.

It is an amenable number.

130654405 is a deficient number, since it is larger than the sum of its proper divisors (48528827).

130654405 is an equidigital number, since it uses as much as digits as its factorization.

130654405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732995.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 130654405 is about 11430.4157842136. The cubic root of 130654405 is about 507.4283008386.

The spelling of 130654405 in words is "one hundred thirty million, six hundred fifty-four thousand, four hundred five".

Divisors: 1 5 7 35 3732983 18664915 26130881 130654405