Search a number
-
+
530205190 = 25371432987
BaseRepresentation
bin11111100110100…
…100101000000110
31100221200012210021
4133212210220012
52041213031230
6124340045354
716065445504
oct3746445006
91327605707
10530205190
11252318009
1212969385a
1385acc5a8
14505b9674
1531832c7a
hex1f9a4a06

530205190 has 16 divisors (see below), whose sum is σ = 980163792. Its totient is φ = 206349984.

The previous prime is 530205139. The next prime is 530205191. The reversal of 530205190 is 91502035.

It is a super-2 number, since 2×5302051902 = 562235087005872200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530205191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716124 + ... + 716863.

It is an arithmetic number, because the mean of its divisors is an integer number (61260237).

Almost surely, 2530205190 is an apocalyptic number.

530205190 is a deficient number, since it is larger than the sum of its proper divisors (449958602).

530205190 is a wasteful number, since it uses less digits than its factorization.

530205190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433031.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 530205190 is about 23026.1848772218. The cubic root of 530205190 is about 809.3716561730.

The spelling of 530205190 in words is "five hundred thirty million, two hundred five thousand, one hundred ninety".

Divisors: 1 2 5 10 37 74 185 370 1432987 2865974 7164935 14329870 53020519 106041038 265102595 530205190