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168004414 = 2471787281
BaseRepresentation
bin10100000001110…
…00101100111110
3102201010111201201
422000320230332
5321002120124
624400530114
74110004534
oct1200705476
9381114651
10168004414
118691a226
124832093a
1328a63bc6
1418454154
15eb39144
hexa038b3e

168004414 has 8 divisors (see below), whose sum is σ = 257368608. Its totient is φ = 82214880.

The previous prime is 168004373. The next prime is 168004423. The reversal of 168004414 is 414400861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 893547 + ... + 893734.

It is an arithmetic number, because the mean of its divisors is an integer number (32171076).

Almost surely, 2168004414 is an apocalyptic number.

168004414 is a deficient number, since it is larger than the sum of its proper divisors (89364194).

168004414 is a wasteful number, since it uses less digits than its factorization.

168004414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787330.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 168004414 is about 12961.6516694440. The cubic root of 168004414 is about 551.7896677305.

The spelling of 168004414 in words is "one hundred sixty-eight million, four thousand, four hundred fourteen".

Divisors: 1 2 47 94 1787281 3574562 84002207 168004414