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130134030 = 235131911747
BaseRepresentation
bin1111100000110…
…11000000001110
3100001212111022220
413300123000032
5231303242110
620525120210
73140056335
oct760330016
9301774286
10130134030
1167503694
12376b9066
1320c647b0
14133d6d1c
15b658370
hex7c1b00e

130134030 has 64 divisors (see below), whose sum is σ = 338300928. Its totient is φ = 31847040.

The previous prime is 130134029. The next prime is 130134061. The reversal of 130134030 is 30431031.

130134030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73617 + ... + 75363.

It is an arithmetic number, because the mean of its divisors is an integer number (5285952).

Almost surely, 2130134030 is an apocalyptic number.

130134030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 130134030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169150464).

130134030 is an abundant number, since it is smaller than the sum of its proper divisors (208166898).

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

130134030 is a wasteful number, since it uses less digits than its factorization.

130134030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 130134030 is about 11407.6303411357. The cubic root of 130134030 is about 506.7537366714.

Adding to 130134030 its reverse (30431031), we get a palindrome (160565061).

The spelling of 130134030 in words is "one hundred thirty million, one hundred thirty-four thousand, thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 191 195 382 390 573 955 1146 1747 1910 2483 2865 3494 4966 5241 5730 7449 8735 10482 12415 14898 17470 22711 24830 26205 37245 45422 52410 68133 74490 113555 136266 227110 333677 340665 667354 681330 1001031 1668385 2002062 3336770 4337801 5005155 8675602 10010310 13013403 21689005 26026806 43378010 65067015 130134030