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120080580 = 223589113199
BaseRepresentation
bin1110010100001…
…00100011000100
322100221201120220
413022010203010
5221220034310
615525424340
72655445104
oct712044304
9270851526
10120080580
1161867354
123426b0b0
131bb547c9
1411d3b204
15a81e670
hex72848c4

120080580 has 96 divisors (see below), whose sum is σ = 344736000. Its totient is φ = 31223808.

The previous prime is 120080557. The next prime is 120080591. The reversal of 120080580 is 85080021.

It is a super-3 number, since 3×1200805803 (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120080580.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 603321 + ... + 603519.

It is an arithmetic number, because the mean of its divisors is an integer number (3591000).

Almost surely, 2120080580 is an apocalyptic number.

120080580 is a gapful number since it is divisible by the number (10) 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 120080580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172368000).

120080580 is an abundant number, since it is smaller than the sum of its proper divisors (224655420).

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

120080580 is a wasteful number, since it uses less digits than its factorization.

120080580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 120080580 is about 10958.1284898472. The cubic root of 120080580 is about 493.3527942571.

The spelling of 120080580 in words is "one hundred twenty million, eighty thousand, five hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 89 113 178 199 226 267 339 356 398 445 452 534 565 597 678 796 890 995 1068 1130 1194 1335 1356 1695 1780 1990 2260 2388 2670 2985 3390 3980 5340 5970 6780 10057 11940 17711 20114 22487 30171 35422 40228 44974 50285 53133 60342 67461 70844 88555 89948 100570 106266 112435 120684 134922 150855 177110 201140 212532 224870 265665 269844 301710 337305 354220 449740 531330 603420 674610 1062660 1349220 2001343 4002686 6004029 8005372 10006715 12008058 20013430 24016116 30020145 40026860 60040290 120080580