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40068710 = 2511563647
BaseRepresentation
bin1001100011011…
…0011001100110
32210101200221022
42120312121212
540224144320
63550451142
7664402253
oct230663146
983350838
1040068710
1120688240
1211503ab2
1383bbbc6
14547042a
1537b7325
hex2636666

40068710 has 32 divisors (see below), whose sum is σ = 78941952. Its totient is φ = 14522080.

The previous prime is 40068697. The next prime is 40068713. The reversal of 40068710 is 1786004.

40068710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40068710.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40068713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61607 + ... + 62253.

It is an arithmetic number, because the mean of its divisors is an integer number (2466936).

Almost surely, 240068710 is an apocalyptic number.

40068710 is a deficient number, since it is larger than the sum of its proper divisors (38873242).

40068710 is a wasteful number, since it uses less digits than its factorization.

40068710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 40068710 is about 6329.9849920833. The cubic root of 40068710 is about 342.1908980640.

The spelling of 40068710 in words is "forty million, sixty-eight thousand, seven hundred ten".

Divisors: 1 2 5 10 11 22 55 110 563 647 1126 1294 2815 3235 5630 6193 6470 7117 12386 14234 30965 35585 61930 71170 364261 728522 1821305 3642610 4006871 8013742 20034355 40068710