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130235315 = 5723161783
BaseRepresentation
bin1111100001100…
…11101110110011
3100002001122021012
413300303232303
5231320012230
620531221135
73140660540
oct760635663
9302048235
10130235315
11675727a1
12377477ab
1320c9b922
1413421bc7
15b678395
hex7c33bb3

130235315 has 16 divisors (see below), whose sum is σ = 186375168. Its totient is φ = 85420896.

The previous prime is 130235297. The next prime is 130235323. The reversal of 130235315 is 513532031.

It is not a de Polignac number, because 130235315 - 214 = 130218931 is a prime.

It is a super-2 number, since 2×1302353152 = 33922474546298450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80087 + ... + 81696.

It is an arithmetic number, because the mean of its divisors is an integer number (11648448).

Almost surely, 2130235315 is an apocalyptic number.

130235315 is a deficient number, since it is larger than the sum of its proper divisors (56139853).

130235315 is a wasteful number, since it uses less digits than its factorization.

130235315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161818.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 130235315 is about 11412.0688308475. The cubic root of 130235315 is about 506.8851735752.

Adding to 130235315 its reverse (513532031), we get a palindrome (643767346).

It can be divided in two parts, 130235 and 315, that multiplied together give a square (41024025 = 64052).

The spelling of 130235315 in words is "one hundred thirty million, two hundred thirty-five thousand, three hundred fifteen".

Divisors: 1 5 7 23 35 115 161 805 161783 808915 1132481 3721009 5662405 18605045 26047063 130235315