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3804143616 = 213367213
BaseRepresentation
bin1110001010111110…
…1010000000000000
3100211010011112000000
43202233222000000
530242330043431
61425252000000
7163161454500
oct34257520000
910733145000
103804143616
111682381449
128a2000000
13488188470
1428132da00
15173e889e6
hexe2bea000

3804143616 has 588 divisors, whose sum is σ = 14289481962. Its totient is φ = 1003290624.

The previous prime is 3804143587. The next prime is 3804143617. The reversal of 3804143616 is 6163414083.

It is a happy number.

3804143616 is a `hidden beast` number, since 38 + 0 + 4 + 1 + 4 + 3 + 616 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3657830400 + 146313216 = 60480^2 + 12096^2 .

It is a tau number, because it is divible by the number of its divisors (588).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3804143617) by changing a digit.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 292626426 + ... + 292626438.

Almost surely, 23804143616 is an apocalyptic number.

3804143616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3804143616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7144740981).

3804143616 is an abundant number, since it is smaller than the sum of its proper divisors (10485338346).

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

3804143616 is an frugal number, since it uses more digits than its factorization.

3804143616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 25 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 3804143616 is about 61677.7400364183. The cubic root of 3804143616 is about 1561.0577441823.

Adding to 3804143616 its reverse (6163414083), we get a palindrome (9967557699).

The spelling of 3804143616 in words is "three billion, eight hundred four million, one hundred forty-three thousand, six hundred sixteen".