Search a number
-
+
613100130 = 23525181421
BaseRepresentation
bin100100100010110…
…010101001100010
31120201122201021020
4210202302221202
52223423201010
6140500510310
721123156636
oct4442625142
91521581236
10613100130
11295096225
121513ab396
139a034556
145b5d6dc6
1538c59470
hex248b2a62

613100130 has 32 divisors (see below), whose sum is σ = 1477320768. Its totient is φ = 162840000.

The previous prime is 613100129. The next prime is 613100141. The reversal of 613100130 is 31001316.

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

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, 33181 + ... + 48240.

It is an arithmetic number, because the mean of its divisors is an integer number (46166274).

Almost surely, 2613100130 is an apocalyptic number.

613100130 is an abundant number, since it is smaller than the sum of its proper divisors (864220638).

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

613100130 is a wasteful number, since it uses less digits than its factorization.

613100130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81682.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 613100130 is about 24760.8588300164. The cubic root of 613100130 is about 849.5269016654.

Adding to 613100130 its reverse (31001316), we get a palindrome (644101446).

The spelling of 613100130 in words is "six hundred thirteen million, one hundred thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 251 502 753 1255 1506 2510 3765 7530 81421 162842 244263 407105 488526 814210 1221315 2442630 20436671 40873342 61310013 102183355 122620026 204366710 306550065 613100130