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11234132240 = 245613229081
BaseRepresentation
bin10100111011001101…
…10100000100010000
31001222221000001021212
422131212310010100
5141001414212430
65054430235252
7545251356062
oct123546640420
931887001255
1011234132240
114845413911
122216355b28
1310a05a2736
14788019732
1545b3dbb95
hex29d9b4110

11234132240 has 40 divisors (see below), whose sum is σ = 26162080728. Its totient is φ = 4486302720.

The previous prime is 11234132207. The next prime is 11234132243. The reversal of 11234132240 is 4223143211.

It can be written as a sum of positive squares in 4 ways, for example, as 1001595904 + 10232536336 = 31648^2 + 101156^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (11234132243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65501 + ... + 163580.

Almost surely, 211234132240 is an apocalyptic number.

11234132240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11234132240 is an abundant number, since it is smaller than the sum of its proper divisors (14927948488).

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

11234132240 is a wasteful number, since it uses less digits than its factorization.

11234132240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229707 (or 229701 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11234132240 its reverse (4223143211), we get a palindrome (15457275451).

The spelling of 11234132240 in words is "eleven billion, two hundred thirty-four million, one hundred thirty-two thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 613 1226 2452 3065 4904 6130 9808 12260 24520 49040 229081 458162 916324 1145405 1832648 2290810 3665296 4581620 9163240 18326480 140426653 280853306 561706612 702133265 1123413224 1404266530 2246826448 2808533060 5617066120 11234132240