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3287418893 = 111961257857
BaseRepresentation
bin1100001111110010…
…0000100000001101
322111002212011221022
43003330200200031
523213034401033
61302112443525
7144315412433
oct30374404015
98432764838
103287418893
111437731520
12778b495a5
134050c89a5
14232862d53
1514391a098
hexc3f2080d

3287418893 has 16 divisors (see below), whose sum is σ = 3836927040. Its totient is φ = 2784844800.

The previous prime is 3287418857. The next prime is 3287418913. The reversal of 3287418893 is 3988147823.

It is a cyclic number.

It is not a de Polignac number, because 3287418893 - 210 = 3287417869 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3287418803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116180 + ... + 141677.

It is an arithmetic number, because the mean of its divisors is an integer number (239807940).

Almost surely, 23287418893 is an apocalyptic number.

It is an amenable number.

3287418893 is a deficient number, since it is larger than the sum of its proper divisors (549508147).

3287418893 is a wasteful number, since it uses less digits than its factorization.

3287418893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257948.

The product of its digits is 2322432, while the sum is 53.

The square root of 3287418893 is about 57336.0174148850. The cubic root of 3287418893 is about 1486.9111412375.

The spelling of 3287418893 in words is "three billion, two hundred eighty-seven million, four hundred eighteen thousand, eight hundred ninety-three".

Divisors: 1 11 19 61 209 671 1159 12749 257857 2836427 4899283 15729277 53892113 173022047 298856263 3287418893