Search a number
-
+
11807466470812 = 221031131272119937
BaseRepresentation
bin1010101111010010001111…
…0110000011110110011100
31112210210010122021102202001
42223310203312003312130
53021423142404031222
641040135240212044
72326030012013665
oct253644366036634
945723118242661
1011807466470812
113842578003741
1213a844876a024
1367859321c29c
142cb6ad3a236c
15157215208e27
hexabd23d83d9c

11807466470812 has 48 divisors (see below), whose sum is σ = 21051023378112. Its totient is φ = 5793931100160.

The previous prime is 11807466470809. The next prime is 11807466470819. The reversal of 11807466470812 is 21807466470811.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11807466470819) 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, 592228908 + ... + 592248844.

It is an arithmetic number, because the mean of its divisors is an integer number (438562987044).

Almost surely, 211807466470812 is an apocalyptic number.

It is an amenable number.

11807466470812 is a deficient number, since it is larger than the sum of its proper divisors (9243556907300).

11807466470812 is a wasteful number, since it uses less digits than its factorization.

11807466470812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32878 (or 32876 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 55.

Subtracting 11807466470812 from its reverse (21807466470811), we obtain a palindrome (9999999999999).

The spelling of 11807466470812 in words is "eleven trillion, eight hundred seven billion, four hundred sixty-six million, four hundred seventy thousand, eight hundred twelve".

Divisors: 1 2 4 103 113 206 226 412 452 11639 12721 19937 23278 25442 39874 46556 50884 79748 1310263 1437473 2053511 2252881 2620526 2874946 4107022 4505762 5241052 5749892 8214044 9011524 148059719 232046743 253618577 296119438 464093486 507237154 592238876 928186972 1014474308 26122713431 28658899201 52245426862 57317798402 104490853724 114635596804 2951866617703 5903733235406 11807466470812