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2852020842 = 231153899161
BaseRepresentation
bin1010100111111110…
…0110001001101010
321100202120200002120
42221333212021222
521320104131332
61151000412110
7130450530366
oct25177461152
97322520076
102852020842
111233989520
12677177036
13365b423c8
141d0ac62a6
1511a5b332c
hexa9fe626a

2852020842 has 64 divisors (see below), whose sum is σ = 6411934080. Its totient is φ = 838323200.

The previous prime is 2852020841. The next prime is 2852020879. The reversal of 2852020842 is 2480202582.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (2852020841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306742 + ... + 315902.

It is an arithmetic number, because the mean of its divisors is an integer number (100186470).

Almost surely, 22852020842 is an apocalyptic number.

2852020842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2852020842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3205967040).

2852020842 is an abundant number, since it is smaller than the sum of its proper divisors (3559913238).

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

2852020842 is a wasteful number, since it uses less digits than its factorization.

2852020842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9319.

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 2852020842 is about 53404.3148256768. The cubic root of 2852020842 is about 1418.1349650687.

The spelling of 2852020842 in words is "two billion, eight hundred fifty-two million, twenty thousand, eight hundred forty-two".

Divisors: 1 2 3 6 11 22 33 53 66 89 106 159 178 267 318 534 583 979 1166 1749 1958 2937 3498 4717 5874 9161 9434 14151 18322 27483 28302 51887 54966 100771 103774 155661 201542 302313 311322 485533 604626 815329 971066 1456599 1630658 2445987 2913198 4891974 5340863 8968619 10681726 16022589 17937238 26905857 32045178 43212437 53811714 86424874 129637311 259274622 475336807 950673614 1426010421 2852020842