Search a number
-
+
130422430 = 2525315153
BaseRepresentation
bin1111100011000…
…01011010011110
3100002102010221101
413301201122132
5231342004210
620535223314
73142400215
oct761413236
9302363841
10130422430
1167690336
1237817b3a
1321035b48
141347007c
15b6b3a3a
hex7c6169e

130422430 has 16 divisors (see below), whose sum is σ = 234898704. Its totient is φ = 52138240.

The previous prime is 130422349. The next prime is 130422431. The reversal of 130422430 is 34224031.

It is a junction number, because it is equal to n+sod(n) for n = 130422398 and 130422407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130422431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22734 + ... + 27886.

It is an arithmetic number, because the mean of its divisors is an integer number (14681169).

Almost surely, 2130422430 is an apocalyptic number.

130422430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130422430 is a deficient number, since it is larger than the sum of its proper divisors (104476274).

130422430 is a wasteful number, since it uses less digits than its factorization.

130422430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7691.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 130422430 is about 11420.2640074562. The cubic root of 130422430 is about 507.1278124026.

Adding to 130422430 its reverse (34224031), we get a palindrome (164646461).

The spelling of 130422430 in words is "one hundred thirty million, four hundred twenty-two thousand, four hundred thirty".

Divisors: 1 2 5 10 2531 5062 5153 10306 12655 25310 25765 51530 13042243 26084486 65211215 130422430