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115430 = 2571797
BaseRepresentation
bin11100001011100110
312212100012
4130023212
512143210
62250222
7660350
oct341346
9185305
10115430
11797a7
1256972
1340703
14300d0
1524305
hex1c2e6

115430 has 32 divisors (see below), whose sum is σ = 254016. Its totient is φ = 36864.

The previous prime is 115429. The next prime is 115459. The reversal of 115430 is 34511.

Adding to 115430 its reverse (34511), we get a palindrome (149941).

It can be divided in two parts, 115 and 430, that added together give a palindrome (545).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 115430.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142 + ... + 1238.

It is an arithmetic number, because the mean of its divisors is an integer number (7938).

2115430 is an apocalyptic number.

115430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115430 is an abundant number, since it is smaller than the sum of its proper divisors (138586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115430 is a wasteful number, since it uses less digits than its factorization.

115430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128.

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

The square root of 115430 is about 339.7499080206. The cubic root of 115430 is about 48.6899765318.

The spelling of 115430 in words is "one hundred fifteen thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 97 119 170 194 238 485 595 679 970 1190 1358 1649 3298 3395 6790 8245 11543 16490 23086 57715 115430