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4199138244 = 223271719232243
BaseRepresentation
bin1111101001001001…
…1100001111000100
3101211122102022202200
43322102130033010
532044434410434
61532402034500
7206026041360
oct37222341704
911748368680
104199138244
111865338794
12992348a30
1351bc666b2
142bb9902a0
151989ae199
hexfa49c3c4

4199138244 has 288 divisors, whose sum is σ = 14114580480. Its totient is φ = 1022782464.

The previous prime is 4199138243. The next prime is 4199138257. The reversal of 4199138244 is 4428319914.

4199138244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4199138244.

It is not an unprimeable number, because it can be changed into a prime (4199138243) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1870987 + ... + 1873229.

It is an arithmetic number, because the mean of its divisors is an integer number (49008960).

Almost surely, 24199138244 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 4199138244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7057290240).

4199138244 is an abundant number, since it is smaller than the sum of its proper divisors (9915442236).

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

4199138244 is a wasteful number, since it uses less digits than its factorization.

4199138244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2314 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4199138244 is about 64800.7580511216. The cubic root of 4199138244 is about 1613.3182907134.

The spelling of 4199138244 in words is "four billion, one hundred ninety-nine million, one hundred thirty-eight thousand, two hundred forty-four".