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43068080 = 24511109449
BaseRepresentation
bin1010010001001…
…0101010110000
310000001002022002
42210102222300
542011134310
64135033132
71032033626
oct244225260
9100032262
1043068080
1122346760
121250b7a8
138bcc193
145a11516
153baada5
hex2912ab0

43068080 has 80 divisors (see below), whose sum is σ = 110484000. Its totient is φ = 15482880.

The previous prime is 43068073. The next prime is 43068101. The reversal of 43068080 is 8086034.

It is a tau number, because it is divible by the number of its divisors (80).

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, 95696 + ... + 96144.

It is an arithmetic number, because the mean of its divisors is an integer number (1381050).

Almost surely, 243068080 is an apocalyptic number.

43068080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43068080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55242000).

43068080 is an abundant number, since it is smaller than the sum of its proper divisors (67415920).

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

43068080 is a wasteful number, since it uses less digits than its factorization.

43068080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 43068080 is about 6562.6275225705. The cubic root of 43068080 is about 350.5246010586.

The spelling of 43068080 in words is "forty-three million, sixty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 109 110 176 218 220 436 440 449 545 872 880 898 1090 1199 1744 1796 2180 2245 2398 3592 4360 4490 4796 4939 5995 7184 8720 8980 9592 9878 11990 17960 19184 19756 23980 24695 35920 39512 47960 48941 49390 79024 95920 97882 98780 195764 197560 244705 391528 395120 489410 538351 783056 978820 1076702 1957640 2153404 2691755 3915280 4306808 5383510 8613616 10767020 21534040 43068080