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24066140 = 2257397433
BaseRepresentation
bin101101111001…
…1100001011100
31200021200112112
41123303201130
522130104030
62215453152
7411362450
oct133634134
950250475
1024066140
111264827a
1280871b8
134ca8127
1432a6660
1521a5a95
hex16f385c

24066140 has 48 divisors (see below), whose sum is σ = 58037952. Its totient is φ = 8211456.

The previous prime is 24066127. The next prime is 24066151. The reversal of 24066140 is 4166042.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55364 + ... + 55796.

It is an arithmetic number, because the mean of its divisors is an integer number (1209124).

Almost surely, 224066140 is an apocalyptic number.

24066140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24066140 is an abundant number, since it is smaller than the sum of its proper divisors (33971812).

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

24066140 is a wasteful number, since it uses less digits than its factorization.

24066140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 24066140 is about 4905.7252267122. The cubic root of 24066140 is about 288.7146443221.

The spelling of 24066140 in words is "twenty-four million, sixty-six thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 397 433 794 866 1588 1732 1985 2165 2779 3031 3970 4330 5558 6062 7940 8660 11116 12124 13895 15155 27790 30310 55580 60620 171901 343802 687604 859505 1203307 1719010 2406614 3438020 4813228 6016535 12033070 24066140