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2045208 = 2331161127
BaseRepresentation
bin111110011010100011000
310211220111110
413303110120
51010421313
6111500320
723245464
oct7632430
93756443
102045208
111177660
128276a0
13567ba9
143b34a4
152a5ec3
hex1f3518

2045208 has 64 divisors (see below), whose sum is σ = 5713920. Its totient is φ = 604800.

The previous prime is 2045191. The next prime is 2045213. The reversal of 2045208 is 8025402.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16041 + ... + 16167.

It is an arithmetic number, because the mean of its divisors is an integer number (89280).

22045208 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 2045208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2856960).

2045208 is an abundant number, since it is smaller than the sum of its proper divisors (3668712).

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

2045208 is a wasteful number, since it uses less digits than its factorization.

2045208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2045208 is about 1430.1076882529. The cubic root of 2045208 is about 126.9343492708.

The spelling of 2045208 in words is "two million, forty-five thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 61 66 88 122 127 132 183 244 254 264 366 381 488 508 671 732 762 1016 1342 1397 1464 1524 2013 2684 2794 3048 4026 4191 5368 5588 7747 8052 8382 11176 15494 16104 16764 23241 30988 33528 46482 61976 85217 92964 170434 185928 255651 340868 511302 681736 1022604 2045208