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168007344 = 24316720959
BaseRepresentation
bin10100000001110…
…01011010110000
3102201010122202020
422000321122300
5321002213334
624400551440
74110016221
oct1200713260
9381118666
10168007344
118692144a
1248322580
1328a6533b
1418455248
15eb39e49
hexa0396b0

168007344 has 40 divisors (see below), whose sum is σ = 436638720. Its totient is φ = 55664448.

The previous prime is 168007327. The next prime is 168007349. The reversal of 168007344 is 443700861.

It is not an unprimeable number, because it can be changed into a prime (168007349) 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 7 ways as a sum of consecutive naturals, for example, 2464 + ... + 18495.

It is an arithmetic number, because the mean of its divisors is an integer number (10915968).

Almost surely, 2168007344 is an apocalyptic number.

It is an amenable number.

168007344 is an abundant number, since it is smaller than the sum of its proper divisors (268631376).

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

168007344 is a wasteful number, since it uses less digits than its factorization.

168007344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21137 (or 21131 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 168007344 is about 12961.7646946702. The cubic root of 168007344 is about 551.7928754524.

The spelling of 168007344 in words is "one hundred sixty-eight million, seven thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 167 334 501 668 1002 1336 2004 2672 4008 8016 20959 41918 62877 83836 125754 167672 251508 335344 503016 1006032 3500153 7000306 10500459 14000612 21000918 28001224 42001836 56002448 84003672 168007344