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168094925 = 52232831033
BaseRepresentation
bin10100000010011…
…10110011001101
3102201022002212222
422001032303031
5321013014200
624402505125
74110532445
oct1201166315
9381262788
10168094925
1186981229
12483651a5
1328a9616b
1418479125
15eb55d85
hexa04eccd

168094925 has 24 divisors (see below), whose sum is σ = 218480064. Its totient is φ = 128050560.

The previous prime is 168094921. The next prime is 168094937. The reversal of 168094925 is 529490861.

It is not a de Polignac number, because 168094925 - 22 = 168094921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168094921) 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 23 ways as a sum of consecutive naturals, for example, 162209 + ... + 163241.

It is an arithmetic number, because the mean of its divisors is an integer number (9103336).

Almost surely, 2168094925 is an apocalyptic number.

It is an amenable number.

168094925 is a deficient number, since it is larger than the sum of its proper divisors (50385139).

168094925 is a wasteful number, since it uses less digits than its factorization.

168094925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 168094925 is about 12965.1426910775. The cubic root of 168094925 is about 551.8887406602. Note that the first 3 decimals are identical.

The spelling of 168094925 in words is "one hundred sixty-eight million, ninety-four thousand, nine hundred twenty-five".

Divisors: 1 5 23 25 115 283 575 1033 1415 5165 6509 7075 23759 25825 32545 118795 162725 292339 593975 1461695 6723797 7308475 33618985 168094925