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4040010212 = 227246344519
BaseRepresentation
bin1111000011001101…
…1010100111100100
3101102112222210010212
43300303122213210
531233220311322
61504515234552
7202054343300
oct36063324744
911375883125
104040010212
111793531517
12948ba8a58
134c4cbcab4
142a47aad00
15189a2a0e2
hexf0cda9e4

4040010212 has 36 divisors (see below), whose sum is σ = 8242254720. Its totient is φ = 1727654544.

The previous prime is 4040010199. The next prime is 4040010217. The reversal of 4040010212 is 2120100404.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (4040010217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68489 + ... + 113007.

It is an arithmetic number, because the mean of its divisors is an integer number (228951520).

Almost surely, 24040010212 is an apocalyptic number.

It is an amenable number.

4040010212 is an abundant number, since it is smaller than the sum of its proper divisors (4202244508).

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

4040010212 is a wasteful number, since it uses less digits than its factorization.

4040010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45000 (or 44991 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4040010212 is about 63561.0746605184. The cubic root of 4040010212 is about 1592.6761903035.

Adding to 4040010212 its reverse (2120100404), we get a palindrome (6160110616).

The spelling of 4040010212 in words is "four billion, forty million, ten thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 49 98 196 463 926 1852 3241 6482 12964 22687 44519 45374 89038 90748 178076 311633 623266 1246532 2181431 4362862 8725724 20612297 41224594 82449188 144286079 288572158 577144316 1010002553 2020005106 4040010212