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13450388964 = 22329346311161
BaseRepresentation
bin11001000011011010…
…01010010111100100
31021201101021112222020
430201231022113210
5210021244421324
610102400303140
7654212263665
oct144155122744
937641245866
1013450388964
115782437341
122734611ab0
1313647a674c
149184c936c
1553ac6a679
hex321b4a5e4

13450388964 has 48 divisors (see below), whose sum is σ = 32478741120. Its totient is φ = 4327223040.

The previous prime is 13450388953. The next prime is 13450388977. The reversal of 13450388964 is 46988305431.

It is a super-3 number, since 3×134503889643 (a number of 31 digits) contains 333 as substring.

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, 1199544 + ... + 1210704.

It is an arithmetic number, because the mean of its divisors is an integer number (676640440).

Almost surely, 213450388964 is an apocalyptic number.

It is an amenable number.

13450388964 is an abundant number, since it is smaller than the sum of its proper divisors (19028352156).

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

13450388964 is a wasteful number, since it uses less digits than its factorization.

13450388964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14660 (or 14658 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 13450388964 in words is "thirteen billion, four hundred fifty million, three hundred eighty-eight thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 3463 6926 10389 11161 13852 20778 22322 33483 41556 44644 66966 100427 133932 200854 301281 323669 401708 602562 647338 971007 1205124 1294676 1942014 3884028 38650543 77301086 115951629 154602172 231903258 463806516 1120865747 2241731494 3362597241 4483462988 6725194482 13450388964