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13444463032 = 23711131678879
BaseRepresentation
bin11001000010101101…
…00011100110111000
31021200222010111010021
430201112203212320
5210013240304112
610102025300224
7654111023140
oct144126434670
937628114107
1013444463032
11577a05a080
122732634674
1313634b0390
149177c5920
1553a499907
hex3215a39b8

13444463032 has 64 divisors (see below), whose sum is σ = 33846220800. Its totient is φ = 4835168640.

The previous prime is 13444463027. The next prime is 13444463051. The reversal of 13444463032 is 23036444431.

It is a congruent 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, 831432 + ... + 847447.

It is an arithmetic number, because the mean of its divisors is an integer number (528847200).

Almost surely, 213444463032 is an apocalyptic number.

It is an amenable number.

13444463032 is an abundant number, since it is smaller than the sum of its proper divisors (20401757768).

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

13444463032 is a wasteful number, since it uses less digits than its factorization.

13444463032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678916 (or 1678912 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

The spelling of 13444463032 in words is "thirteen billion, four hundred forty-four million, four hundred sixty-three thousand, thirty-two".

Divisors: 1 2 4 7 8 11 13 14 22 26 28 44 52 56 77 88 91 104 143 154 182 286 308 364 572 616 728 1001 1144 2002 4004 8008 1678879 3357758 6715516 11752153 13431032 18467669 21825427 23504306 36935338 43650854 47008612 73870676 87301708 94017224 129273683 147741352 152777989 174603416 240079697 258547366 305555978 480159394 517094732 611111956 960318788 1034189464 1222223912 1680557879 1920637576 3361115758 6722231516 13444463032