Search a number
-
+
13764001389 = 3238910720947
BaseRepresentation
bin11001101000110010…
…11111111001101101
31022112020101201100020
430310121133321231
5211142041021024
610153442152353
7665041036635
oct146431377155
938466351306
1013764001389
115923468a66
1228016526b9
1313b475c428
149480036c5
15558567979
hex33465fe6d

13764001389 has 32 divisors (see below), whose sum is σ = 19546997760. Its totient is φ = 8596908672.

The previous prime is 13764001313. The next prime is 13764001411. The reversal of 13764001389 is 98310046731.

It is not a de Polignac number, because 13764001389 - 217 = 13763870317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13764001389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13764002389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646614 + ... + 667560.

It is an arithmetic number, because the mean of its divisors is an integer number (610843680).

Almost surely, 213764001389 is an apocalyptic number.

It is an amenable number.

13764001389 is a deficient number, since it is larger than the sum of its proper divisors (5782996371).

13764001389 is a wasteful number, since it uses less digits than its factorization.

13764001389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21169.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 13764001389 in words is "thirteen billion, seven hundred sixty-four million, one thousand, three hundred eighty-nine".

Divisors: 1 3 23 69 89 107 267 321 2047 2461 6141 7383 9523 20947 28569 62841 219029 481781 657087 1445343 1864283 2241329 5592849 6723987 42878509 51550567 128635527 154651701 199478281 598434843 4588000463 13764001389