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6116650660 = 2251717990149
BaseRepresentation
bin1011011001001010…
…01010111010100100
3120210021120001022001
411230211022322210
5100011330310120
62450541015044
7304401446521
oct55445127244
916707501261
106116650660
11265976519a
121228554484
137662bc323
144204d6148
1525becae0a
hex16c94aea4

6116650660 has 24 divisors (see below), whose sum is σ = 13600553400. Its totient is φ = 2302738944.

The previous prime is 6116650633. The next prime is 6116650691. The reversal of 6116650660 is 660566116.

It can be written as a sum of positive squares in 4 ways, for example, as 952216164 + 5164434496 = 30858^2 + 71864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8994735 + ... + 8995414.

It is an arithmetic number, because the mean of its divisors is an integer number (566689725).

Almost surely, 26116650660 is an apocalyptic number.

It is an amenable number.

6116650660 is an abundant number, since it is smaller than the sum of its proper divisors (7483902740).

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

6116650660 is a wasteful number, since it uses less digits than its factorization.

6116650660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17990175 (or 17990173 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 6116650660 is about 78209.0190451204. The cubic root of 6116650660 is about 1828.8211085948.

The spelling of 6116650660 in words is "six billion, one hundred sixteen million, six hundred fifty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 17990149 35980298 71960596 89950745 179901490 305832533 359802980 611665066 1223330132 1529162665 3058325330 6116650660