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1660010116 = 22491845219
BaseRepresentation
bin110001011110001…
…1011111010000100
311021200121020210011
41202330123322010
511344430310431
6432415440004
756064565432
oct14274337204
94250536704
101660010116
1178203a196
123a3b26004
13205bb750b
1411a675d52
159ab04cb1
hex62f1be84

1660010116 has 12 divisors (see below), whose sum is σ = 2910937680. Its totient is φ = 828313640.

The previous prime is 1660010113. The next prime is 1660010117. The reversal of 1660010116 is 6110100661.

It is not an unprimeable number, because it can be changed into a prime (1660010113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420646 + ... + 424573.

It is an arithmetic number, because the mean of its divisors is an integer number (242578140).

Almost surely, 21660010116 is an apocalyptic number.

It is an amenable number.

1660010116 is a deficient number, since it is larger than the sum of its proper divisors (1250927564).

1660010116 is a wasteful number, since it uses less digits than its factorization.

1660010116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845714 (or 845712 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1660010116 is about 40743.2217184650. The cubic root of 1660010116 is about 1184.0505527250.

Adding to 1660010116 its reverse (6110100661), we get a palindrome (7770110777).

The spelling of 1660010116 in words is "one billion, six hundred sixty million, ten thousand, one hundred sixteen".

Divisors: 1 2 4 491 982 1964 845219 1690438 3380876 415002529 830005058 1660010116