Search a number
-
+
3831286068 = 22344359279
BaseRepresentation
bin1110010001011100…
…1100100100110100
3100220000020111110000
43210113030210310
530321302123233
61432101431300
7163641252141
oct34427144464
910800214400
103831286068
11169672aa25
128ab10b530
1349099c89c
14284b973c8
1517654ad13
hexe45cc934

3831286068 has 180 divisors, whose sum is σ = 10557279040. Its totient is φ = 1210730976.

The previous prime is 3831286061. The next prime is 3831286079. The reversal of 3831286068 is 8606821383.

3831286068 is a `hidden beast` number, since 3 + 8 + 31 + 2 + 8 + 606 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3831286061) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 48497253 + ... + 48497331.

Almost surely, 23831286068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3831286068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5278639520).

3831286068 is an abundant number, since it is smaller than the sum of its proper divisors (6725992972).

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

3831286068 is a wasteful number, since it uses less digits than its factorization.

3831286068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 3831286068 is about 61897.3833695739. The cubic root of 3831286068 is about 1564.7616492680.

The spelling of 3831286068 in words is "three billion, eight hundred thirty-one million, two hundred eighty-six thousand, sixty-eight".