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16182030828 = 2231348502569
BaseRepresentation
bin11110001001000011…
…00011000111101100
31112202202100100011010
433010201203013230
5231120044441303
611233421025220
71112001664305
oct170441430754
945682310133
1016182030828
1169543752a7
1231773b5210
1316ab6bb592
14ad71d77ac
1564a9a0c03
hex3c48631ec

16182030828 has 12 divisors (see below), whose sum is σ = 37758071960. Its totient is φ = 5394010272.

The previous prime is 16182030797. The next prime is 16182030847. The reversal of 16182030828 is 82803028161.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674251273 + ... + 674251296.

Almost surely, 216182030828 is an apocalyptic number.

It is an amenable number.

16182030828 is an abundant number, since it is smaller than the sum of its proper divisors (21576041132).

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

16182030828 is a wasteful number, since it uses less digits than its factorization.

16182030828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348502576 (or 1348502574 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

Adding to 16182030828 its reverse (82803028161), we get a palindrome (98985058989).

The spelling of 16182030828 in words is "sixteen billion, one hundred eighty-two million, thirty thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 1348502569 2697005138 4045507707 5394010276 8091015414 16182030828