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130301000 = 2353229569
BaseRepresentation
bin1111100010000…
…11110001001000
3100002011222100222
413301003301020
5231324113000
620532445212
73141353204
oct761036110
9302158328
10130301000
1167608085
1237779808
1320cc27ab
141343bb04
15b68ca85
hex7c43c48

130301000 has 64 divisors (see below), whose sum is σ = 306774000. Its totient is φ = 51801600.

The previous prime is 130300999. The next prime is 130301011. The reversal of 130301000 is 103031.

It can be written as a sum of positive squares in 8 ways, for example, as 8375236 + 121925764 = 2894^2 + 11042^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

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, 228716 + ... + 229284.

Almost surely, 2130301000 is an apocalyptic number.

130301000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130301000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153387000).

130301000 is an abundant number, since it is smaller than the sum of its proper divisors (176473000).

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

130301000 is a wasteful number, since it uses less digits than its factorization.

130301000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 8.

The square root of 130301000 is about 11414.9463424056. The cubic root of 130301000 is about 506.9703761608.

Adding to 130301000 its reverse (103031), we get a palindrome (130404031).

The spelling of 130301000 in words is "one hundred thirty million, three hundred one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 229 250 458 500 569 916 1000 1138 1145 1832 2276 2290 2845 4552 4580 5690 5725 9160 11380 11450 14225 22760 22900 28450 28625 45800 56900 57250 71125 113800 114500 130301 142250 229000 260602 284500 521204 569000 651505 1042408 1303010 2606020 3257525 5212040 6515050 13030100 16287625 26060200 32575250 65150500 130301000