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32113330040 = 23511266327407
BaseRepresentation
bin11101111010000110…
…101000011101111000
310001220000220012012002
4131322012220131320
51011232003030130
622430324040132
72214540541631
oct357206503570
9101800805162
1032113330040
111268a157190
126282833048
13304a16c44c
1417a8da4888
15c7e425b45
hex77a1a8778

32113330040 has 64 divisors (see below), whose sum is σ = 78856104960. Its totient is φ = 11672763520.

The previous prime is 32113330031. The next prime is 32113330079. The reversal of 32113330040 is 4003331123.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 32113329994 and 32113330021.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1158017 + ... + 1185423.

It is an arithmetic number, because the mean of its divisors is an integer number (1232126640).

Almost surely, 232113330040 is an apocalyptic number.

It is an amenable number.

32113330040 is an abundant number, since it is smaller than the sum of its proper divisors (46742774920).

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

32113330040 is a wasteful number, since it uses less digits than its factorization.

32113330040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30092 (or 30088 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 32113330040 its reverse (4003331123), we get a palindrome (36116661163).

The spelling of 32113330040 in words is "thirty-two billion, one hundred thirteen million, three hundred thirty thousand, forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 2663 5326 10652 13315 21304 26630 27407 29293 53260 54814 58586 106520 109628 117172 137035 146465 219256 234344 274070 292930 301477 548140 585860 602954 1096280 1171720 1205908 1507385 2411816 3014770 6029540 12059080 72984841 145969682 291939364 364924205 583878728 729848410 802833251 1459696820 1605666502 2919393640 3211333004 4014166255 6422666008 8028332510 16056665020 32113330040