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5715780 = 2235731439
BaseRepresentation
bin10101110011011101000100
3101202101120120
4111303131010
52430401110
6322301540
766404040
oct25633504
911671516
105715780
113254394
121ab78b0
131251825
14a8b020
1577d870
hex573744

5715780 has 96 divisors (see below), whose sum is σ = 18923520. Its totient is φ = 1261440.

The previous prime is 5715767. The next prime is 5715793. The reversal of 5715780 is 875175.

It is an interprime number because it is at equal distance from previous prime (5715767) and next prime (5715793).

It is a congruent 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, 12801 + ... + 13239.

It is an arithmetic number, because the mean of its divisors is an integer number (197120).

Almost surely, 25715780 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 5715780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9461760).

5715780 is an abundant number, since it is smaller than the sum of its proper divisors (13207740).

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

5715780 is a wasteful number, since it uses less digits than its factorization.

5715780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 33.

The square root of 5715780 is about 2390.7697505197. The cubic root of 5715780 is about 178.7962893794.

The spelling of 5715780 in words is "five million, seven hundred fifteen thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 31 35 42 60 62 70 84 93 105 124 140 155 186 210 217 310 372 420 434 439 465 620 651 868 878 930 1085 1302 1317 1756 1860 2170 2195 2604 2634 3073 3255 4340 4390 5268 6146 6510 6585 8780 9219 12292 13020 13170 13609 15365 18438 26340 27218 30730 36876 40827 46095 54436 61460 68045 81654 92190 95263 136090 163308 184380 190526 204135 272180 285789 381052 408270 476315 571578 816540 952630 1143156 1428945 1905260 2857890 5715780