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168004341 = 336222383
BaseRepresentation
bin10100000001110…
…00101011110101
3102201010111122000
422000320223311
5321002114331
624400525513
74110004401
oct1200705365
9381114560
10168004341
118691a16a
1248320899
1328a63b6b
1418454101
15eb390e6
hexa038af5

168004341 has 8 divisors (see below), whose sum is σ = 248895360. Its totient is φ = 112002876.

The previous prime is 168004339. The next prime is 168004373. The reversal of 168004341 is 143400861.

It is not a de Polignac number, because 168004341 - 21 = 168004339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 6222383 = 168004341 / (1 + 6 + 8 + 0 + 0 + 4 + 3 + 4 + 1).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168074341) 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 7 ways as a sum of consecutive naturals, for example, 3111165 + ... + 3111218.

It is an arithmetic number, because the mean of its divisors is an integer number (31111920).

Almost surely, 2168004341 is an apocalyptic number.

It is an amenable number.

168004341 is a deficient number, since it is larger than the sum of its proper divisors (80891019).

168004341 is an equidigital number, since it uses as much as digits as its factorization.

168004341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222392 (or 6222386 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 168004341 is about 12961.6488534445. The cubic root of 168004341 is about 551.7895878106.

The spelling of 168004341 in words is "one hundred sixty-eight million, four thousand, three hundred forty-one".

Divisors: 1 3 9 27 6222383 18667149 56001447 168004341