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11883080 = 23511113239
BaseRepresentation
bin101101010101…
…001001001000
3211100201112002
4231111021020
511020224310
61102410132
7203001356
oct55251110
924321462
1011883080
116786a30
123b90948
132600a11
1418147d6
15109ada5
hexb55248

11883080 has 64 divisors (see below), whose sum is σ = 29548800. Its totient is φ = 4264960.

The previous prime is 11883061. The next prime is 11883089. The reversal of 11883080 is 8038811.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11883089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49601 + ... + 49839.

It is an arithmetic number, because the mean of its divisors is an integer number (461700).

Almost surely, 211883080 is an apocalyptic number.

11883080 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 11883080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14774400).

11883080 is an abundant number, since it is smaller than the sum of its proper divisors (17665720).

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

11883080 is a wasteful number, since it uses less digits than its factorization.

11883080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 11883080 is about 3447.1843582843. The cubic root of 11883080 is about 228.1968649546.

The spelling of 11883080 in words is "eleven million, eight hundred eighty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 113 220 226 239 440 452 478 565 904 956 1130 1195 1243 1912 2260 2390 2486 2629 4520 4780 4972 5258 6215 9560 9944 10516 12430 13145 21032 24860 26290 27007 49720 52580 54014 105160 108028 135035 216056 270070 297077 540140 594154 1080280 1188308 1485385 2376616 2970770 5941540 11883080