Search a number
-
+
11801064460 = 2254311369033
BaseRepresentation
bin10101111110110010…
…11111010000001100
31010110102210012002111
422333121133100030
5143132033030320
65231001433404
7565304251513
oct127731372014
933412705074
1011801064460
115006436439
12235419b864
131160b90ba3
147dd43567a
15491076a5a
hex2bf65f40c

11801064460 has 24 divisors (see below), whose sum is σ = 24839752896. Its totient is φ = 4709470080.

The previous prime is 11801064449. The next prime is 11801064461. The reversal of 11801064460 is 6446010811.

It is not an unprimeable number, because it can be changed into a prime (11801064461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675897 + ... + 693136.

It is an arithmetic number, because the mean of its divisors is an integer number (1034989704).

Almost surely, 211801064460 is an apocalyptic number.

11801064460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11801064460 is an abundant number, since it is smaller than the sum of its proper divisors (13038688436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11801064460 is a wasteful number, since it uses less digits than its factorization.

11801064460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369473 (or 1369471 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 11801064460 in words is "eleven billion, eight hundred one million, sixty-four thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 431 862 1724 2155 4310 8620 1369033 2738066 5476132 6845165 13690330 27380660 590053223 1180106446 2360212892 2950266115 5900532230 11801064460