[go: up one dir, main page]

Search a number
-
+
1404010244 = 2271319892281
BaseRepresentation
bin101001110101111…
…0111111100000100
310121211220002222102
41103223313330010
510333411311434
6351152451232
746535614220
oct12353677404
93554802872
101404010244
1166058874a
12332249b18
13194b53bc0
14d4677780
15833d807e
hex53af7f04

1404010244 has 96 divisors (see below), whose sum is σ = 3220358400. Its totient is φ = 520058880.

The previous prime is 1404010217. The next prime is 1404010253. The reversal of 1404010244 is 4420104041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 614384 + ... + 616664.

It is an arithmetic number, because the mean of its divisors is an integer number (33545400).

Almost surely, 21404010244 is an apocalyptic number.

1404010244 is a gapful number since it is divisible by the number (14) 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 1404010244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1610179200).

1404010244 is an abundant number, since it is smaller than the sum of its proper divisors (1816348156).

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

1404010244 is a wasteful number, since it uses less digits than its factorization.

1404010244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413 (or 2411 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1404010244 is about 37470.1246862083. The cubic root of 1404010244 is about 1119.7560703893.

Adding to 1404010244 its reverse (4420104041), we get a palindrome (5824114285).

The spelling of 1404010244 in words is "one billion, four hundred four million, ten thousand, two hundred forty-four".

Divisors: 1 2 4 7 13 14 19 26 28 38 52 76 89 91 133 178 182 247 266 356 364 494 532 623 988 1157 1246 1691 1729 2281 2314 2492 3382 3458 4562 4628 6764 6916 8099 9124 11837 15967 16198 21983 23674 29653 31934 32396 43339 43966 47348 59306 63868 86678 87932 118612 153881 173356 203009 207571 303373 307762 406018 415142 563407 606746 615524 812036 830284 1126814 1213492 1421063 2253628 2639117 2842126 3857171 3943849 5278234 5684252 7714342 7887698 10556468 15428684 15775396 18473819 27000197 36947638 50143223 54000394 73895276 100286446 108000788 200572892 351002561 702005122 1404010244