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40868600 = 23521271609
BaseRepresentation
bin1001101111100…
…1101011111000
32211220100011212
42123321223320
540430243400
64015542252
71004243303
oct233715370
984810155
1040868600
1121084203
121182a988
13860c006
1455dbb3a
1538c4335
hex26f9af8

40868600 has 48 divisors (see below), whose sum is σ = 95827200. Its totient is φ = 16208640.

The previous prime is 40868567. The next prime is 40868617. The reversal of 40868600 is 686804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24596 + ... + 26204.

It is an arithmetic number, because the mean of its divisors is an integer number (1996400).

Almost surely, 240868600 is an apocalyptic number.

40868600 is a gapful number since it is divisible by the number (40) 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 40868600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47913600).

40868600 is an abundant number, since it is smaller than the sum of its proper divisors (54958600).

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

40868600 is a wasteful number, since it uses less digits than its factorization.

40868600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752 (or 1743 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 40868600 is about 6392.8553870708. The cubic root of 40868600 is about 344.4529592839.

The spelling of 40868600 in words is "forty million, eight hundred sixty-eight thousand, six hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 127 200 254 508 635 1016 1270 1609 2540 3175 3218 5080 6350 6436 8045 12700 12872 16090 25400 32180 40225 64360 80450 160900 204343 321800 408686 817372 1021715 1634744 2043430 4086860 5108575 8173720 10217150 20434300 40868600