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2835836640 = 25325713171967
BaseRepresentation
bin1010100100000111…
…0110111011100000
321022122010102112200
42221001312323200
521301433233030
61145221453200
7130163133210
oct25101667340
97278112480
102835836640
11122583504a
12671871200
13362696a60
141cc8b2240
15118e67d60
hexa9076ee0

2835836640 has 1152 divisors, whose sum is σ = 13473008640. Its totient is φ = 525533184.

The previous prime is 2835836617. The next prime is 2835836651. The reversal of 2835836640 is 466385382.

It is a happy number.

2835836640 is a `hidden beast` number, since 2 + 8 + 3 + 583 + 6 + 64 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 42325887 + ... + 42325953.

It is an arithmetic number, because the mean of its divisors is an integer number (11695320).

Almost surely, 22835836640 is an apocalyptic number.

2835836640 is a gapful number since it is divisible by the number (20) 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 2835836640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6736504320).

2835836640 is an abundant number, since it is smaller than the sum of its proper divisors (10637172000).

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

2835836640 is a wasteful number, since it uses less digits than its factorization.

2835836640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 2835836640 is about 53252.5740222949. The cubic root of 2835836640 is about 1415.4474047929.

The spelling of 2835836640 in words is "two billion, eight hundred thirty-five million, eight hundred thirty-six thousand, six hundred forty".