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3284293869 = 321721465973
BaseRepresentation
bin1100001111000010…
…0101100011101101
322110212222102012200
43003300211203231
523211234400434
61301521452113
7144250015533
oct30360454355
98425872180
103284293869
11143599765a
12777aa1039
1340457346c
1423228c153
151434ee199
hexc3c258ed

3284293869 has 12 divisors (see below), whose sum is σ = 5023037916. Its totient is φ = 2060733312.

The previous prime is 3284293829. The next prime is 3284293879. The reversal of 3284293869 is 9683924823.

It is a happy number.

3284293869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2710451844 + 573842025 = 52062^2 + 23955^2 .

It is not a de Polignac number, because 3284293869 - 228 = 3015858413 is a prime.

It is a super-2 number, since 2×32842938692 = 21573172435901978322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3284293829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10732834 + ... + 10733139.

It is an arithmetic number, because the mean of its divisors is an integer number (418586493).

Almost surely, 23284293869 is an apocalyptic number.

It is an amenable number.

3284293869 is a deficient number, since it is larger than the sum of its proper divisors (1738744047).

3284293869 is a wasteful number, since it uses less digits than its factorization.

3284293869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21465996 (or 21465993 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 3284293869 is about 57308.7590949237. The cubic root of 3284293869 is about 1486.4398387460.

The spelling of 3284293869 in words is "three billion, two hundred eighty-four million, two hundred ninety-three thousand, eight hundred sixty-nine".

Divisors: 1 3 9 17 51 153 21465973 64397919 193193757 364921541 1094764623 3284293869