Search a number
-
+
5660830 = 257176771
BaseRepresentation
bin10101100110000010011110
3101122121012101
4111212002132
52422121310
6321155314
766054610
oct25460236
911577171
105660830
11321707a
121a8bb3a
131232806
14a74db0
1576c43a
hex56609e

5660830 has 64 divisors (see below), whose sum is σ = 12690432. Its totient is φ = 1774080.

The previous prime is 5660807. The next prime is 5660833. The reversal of 5660830 is 380665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5660833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79695 + ... + 79765.

It is an arithmetic number, because the mean of its divisors is an integer number (198288).

Almost surely, 25660830 is an apocalyptic number.

5660830 is the 1190-th decagonal number.

5660830 is an abundant number, since it is smaller than the sum of its proper divisors (7029602).

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

5660830 is a wasteful number, since it uses less digits than its factorization.

5660830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 5660830 is about 2379.2498817905. The cubic root of 5660830 is about 178.2214766173.

The spelling of 5660830 in words is "five million, six hundred sixty thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 67 70 71 85 119 134 142 170 238 335 355 469 497 595 670 710 938 994 1139 1190 1207 2278 2345 2414 2485 4690 4757 4970 5695 6035 7973 8449 9514 11390 12070 15946 16898 23785 33299 39865 42245 47570 66598 79730 80869 84490 161738 166495 332990 404345 566083 808690 1132166 2830415 5660830