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130415 = 526083
BaseRepresentation
bin11111110101101111
320121220012
4133311233
513133130
62443435
71052135
oct376557
9217805
10130415
1189a8a
126357b
134748c
1435755
1528995
hex1fd6f

130415 has 4 divisors (see below), whose sum is σ = 156504. Its totient is φ = 104328.

The previous prime is 130411. The next prime is 130423. The reversal of 130415 is 514031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 514031 = 773433.

It is a cyclic number.

It is not a de Polignac number, because 130415 - 22 = 130411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13037 + ... + 13046.

It is an arithmetic number, because the mean of its divisors is an integer number (39126).

2130415 is an apocalyptic number.

130415 is a deficient number, since it is larger than the sum of its proper divisors (26089).

130415 is an equidigital number, since it uses as much as digits as its factorization.

130415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26088.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 130415 is about 361.1301704372. The cubic root of 130415 is about 50.7118182078.

Adding to 130415 its reverse (514031), we get a palindrome (644446).

It can be divided in two parts, 130 and 415, that added together give a palindrome (545).

The spelling of 130415 in words is "one hundred thirty thousand, four hundred fifteen".

Divisors: 1 5 26083 130415