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11305113412 = 22671371631889
BaseRepresentation
bin10101000011101011…
…00101011101000100
31002011212120021011011
422201311211131010
5141123102112122
65105443452004
7550102610215
oct124165453504
932155507134
1011305113412
11488149503a
122236087004
1310b21c5a28
1479361540c
1546275d377
hex2a1d65744

11305113412 has 48 divisors (see below), whose sum is σ = 20360652480. Its totient is φ = 5490726912.

The previous prime is 11305113397. The next prime is 11305113439. The reversal of 11305113412 is 21431150311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5983764 + ... + 5985652.

It is an arithmetic number, because the mean of its divisors is an integer number (424180260).

Almost surely, 211305113412 is an apocalyptic number.

It is an amenable number.

11305113412 is a deficient number, since it is larger than the sum of its proper divisors (9055539068).

11305113412 is a wasteful number, since it uses less digits than its factorization.

11305113412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260 (or 2258 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 11305113412 its reverse (21431150311), we get a palindrome (32736263723).

The spelling of 11305113412 in words is "eleven billion, three hundred five million, one hundred thirteen thousand, four hundred twelve".

Divisors: 1 2 4 67 134 137 163 268 274 326 548 652 1889 3778 7556 9179 10921 18358 21842 22331 36716 43684 44662 89324 126563 253126 258793 307907 506252 517586 615814 1035172 1231628 1496177 2992354 5984708 17339131 20629769 34678262 41259538 42183259 69356524 82519076 84366518 168733036 2826278353 5652556706 11305113412