Search a number
-
+
130587470 = 25134612179
BaseRepresentation
bin1111100100010…
…01101101001110
3100002201112022222
413302021231032
5231412244340
620542535342
73143655326
oct762115516
9302645288
10130587470
1167793332
1237897552
1321092cc0
14134b4286
15b6e78b5
hex7c89b4e

130587470 has 32 divisors (see below), whose sum is σ = 253804320. Its totient is φ = 48090240.

The previous prime is 130587427. The next prime is 130587503. The reversal of 130587470 is 74785031.

It is a self number, because there is not a number n which added to its sum of digits gives 130587470.

It is a congruent number.

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, 58841 + ... + 61019.

It is an arithmetic number, because the mean of its divisors is an integer number (7931385).

Almost surely, 2130587470 is an apocalyptic number.

130587470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130587470 is a deficient number, since it is larger than the sum of its proper divisors (123216850).

130587470 is a wasteful number, since it uses less digits than its factorization.

130587470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 130587470 is about 11427.4874753815. The cubic root of 130587470 is about 507.3416332285.

The spelling of 130587470 in words is "one hundred thirty million, five hundred eighty-seven thousand, four hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 461 922 2179 2305 4358 4610 5993 10895 11986 21790 28327 29965 56654 59930 141635 283270 1004519 2009038 5022595 10045190 13058747 26117494 65293735 130587470