Search a number
-
+
5806780 = 2257193759
BaseRepresentation
bin10110001001101010111100
3101221000101221
4112021222330
52441304110
6324243124
7100233250
oct26115274
911830357
105806780
1133067a1
121b404a4
131284085
14ab2260
1579a7da
hex589abc

5806780 has 96 divisors (see below), whose sum is σ = 15321600. Its totient is φ = 1804032.

The previous prime is 5806771. The next prime is 5806781. The reversal of 5806780 is 876085.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5806781) 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, 98391 + ... + 98449.

It is an arithmetic number, because the mean of its divisors is an integer number (159600).

Almost surely, 25806780 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 5806780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7660800).

5806780 is an abundant number, since it is smaller than the sum of its proper divisors (9514820).

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

5806780 is a wasteful number, since it uses less digits than its factorization.

5806780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 5806780 is about 2409.7261255172. The cubic root of 5806780 is about 179.7401600666.

The spelling of 5806780 in words is "five million, eight hundred six thousand, seven hundred eighty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 37 38 59 70 74 76 95 118 133 140 148 185 190 236 259 266 295 370 380 413 518 532 590 665 703 740 826 1036 1121 1180 1295 1330 1406 1652 2065 2183 2242 2590 2660 2812 3515 4130 4366 4484 4921 5180 5605 7030 7847 8260 8732 9842 10915 11210 14060 15281 15694 19684 21830 22420 24605 30562 31388 39235 41477 43660 49210 61124 76405 78470 82954 98420 152810 156940 165908 207385 290339 305620 414770 580678 829540 1161356 1451695 2903390 5806780