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200130405 = 3513342027
BaseRepresentation
bin10111110110110…
…11111101100101
3111221120200022020
423323123331211
5402213133110
631505253353
74650036366
oct1373337545
9457520266
10200130405
11a2a71a32
1257034259
1332601777
141c817b6d
1512882d70
hexbedbf65

200130405 has 8 divisors (see below), whose sum is σ = 320208672. Its totient is φ = 106736208.

The previous prime is 200130397. The next prime is 200130461. The reversal of 200130405 is 504031002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200130405 - 23 = 200130397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 13342027 = 200130405 / (2 + 0 + 0 + 1 + 3 + 0 + 4 + 0 + 5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6670999 + ... + 6671028.

It is an arithmetic number, because the mean of its divisors is an integer number (40026084).

Almost surely, 2200130405 is an apocalyptic number.

It is an amenable number.

200130405 is a deficient number, since it is larger than the sum of its proper divisors (120078267).

200130405 is a wasteful number, since it uses less digits than its factorization.

200130405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13342035.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 200130405 is about 14146.7453854235. The cubic root of 200130405 is about 584.9306222057.

Adding to 200130405 its reverse (504031002), we get a palindrome (704161407).

The spelling of 200130405 in words is "two hundred million, one hundred thirty thousand, four hundred five".

Divisors: 1 3 5 15 13342027 40026081 66710135 200130405