Search a number
-
+
15201412205 = 57434326063
BaseRepresentation
bin11100010100001001…
…10010010001101101
31110020102010202021212
432022010302101231
5222113030142310
610552231004205
71045463605010
oct161204622155
943212122255
1015201412205
1164a0889a91
122b42b09665
1315834a9085
14a42c93377
155de84c205
hex38a13246d

15201412205 has 8 divisors (see below), whose sum is σ = 20847651072. Its totient is φ = 10423825488.

The previous prime is 15201412201. The next prime is 15201412207. The reversal of 15201412205 is 50221410251.

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

It is a cyclic number.

It is not a de Polignac number, because 15201412205 - 22 = 15201412201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15201412201) 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, 217162997 + ... + 217163066.

It is an arithmetic number, because the mean of its divisors is an integer number (2605956384).

Almost surely, 215201412205 is an apocalyptic number.

It is an amenable number.

15201412205 is a deficient number, since it is larger than the sum of its proper divisors (5646238867).

15201412205 is an equidigital number, since it uses as much as digits as its factorization.

15201412205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434326075.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 15201412205 its reverse (50221410251), we get a palindrome (65422822456).

The spelling of 15201412205 in words is "fifteen billion, two hundred one million, four hundred twelve thousand, two hundred five".

Divisors: 1 5 7 35 434326063 2171630315 3040282441 15201412205