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11401044432 = 2432337279109
BaseRepresentation
bin10101001111000111…
…00010000111010000
31002102120002001202220
422213203202013100
5141322131410212
65123151541040
7552346164411
oct124743420720
932376061686
1011401044432
114920657478
12226222a780
1310c904344b
147a2267808
1546adac38c
hex2a78e21d0

11401044432 has 80 divisors (see below), whose sum is σ = 31563991680. Its totient is φ = 3536856576.

The previous prime is 11401044397. The next prime is 11401044439. The reversal of 11401044432 is 23444010411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401044439) 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, 98707 + ... + 180402.

It is an arithmetic number, because the mean of its divisors is an integer number (394549896).

Almost surely, 211401044432 is an apocalyptic number.

11401044432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11401044432 is an abundant number, since it is smaller than the sum of its proper divisors (20162947248).

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

11401044432 is a wasteful number, since it uses less digits than its factorization.

11401044432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279180 (or 279174 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11401044432 its reverse (23444010411), we get a palindrome (34845054843).

The spelling of 11401044432 in words is "eleven billion, four hundred one million, forty-four thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 23 24 37 46 48 69 74 92 111 138 148 184 222 276 296 368 444 552 592 851 888 1104 1702 1776 2553 3404 5106 6808 10212 13616 20424 40848 279109 558218 837327 1116436 1674654 2232872 3349308 4465744 6419507 6698616 10327033 12839014 13397232 19258521 20654066 25678028 30981099 38517042 41308132 51356056 61962198 77034084 82616264 102712112 123924396 154068168 165232528 237521759 247848792 308136336 475043518 495697584 712565277 950087036 1425130554 1900174072 2850261108 3800348144 5700522216 11401044432