Search a number
-
+
12304100211 = 313827381487
BaseRepresentation
bin10110111010110000…
…11010101101110011
31011202111100001102020
423131120122231303
5200144322201321
65352531322523
7613623061164
oct133530325563
934674301366
1012304100211
115244386667
122474750443
131211169990
1484a17b76b
154c02de4c6
hex2dd61ab73

12304100211 has 16 divisors (see below), whose sum is σ = 17688835584. Its totient is φ = 7562578464.

The previous prime is 12304100209. The next prime is 12304100219. The reversal of 12304100211 is 11200140321.

It is not a de Polignac number, because 12304100211 - 21 = 12304100209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12304100219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158491 + ... + 222996.

It is an arithmetic number, because the mean of its divisors is an integer number (1105552224).

Almost surely, 212304100211 is an apocalyptic number.

12304100211 is a deficient number, since it is larger than the sum of its proper divisors (5384735373).

12304100211 is a wasteful number, since it uses less digits than its factorization.

12304100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382330.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12304100211 its reverse (11200140321), we get a palindrome (23504240532).

The spelling of 12304100211 in words is "twelve billion, three hundred four million, one hundred thousand, two hundred eleven".

Divisors: 1 3 13 39 827 2481 10751 32253 381487 1144461 4959331 14877993 315489749 946469247 4101366737 12304100211