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168413854 = 2712029561
BaseRepresentation
bin10100000100111…
…00101010011110
3102201220022101011
422002130222132
5321103220404
624413405434
74113331330
oct1202345236
9381808334
10168413854
1187079904
124849987a
1328b7838b
141851d450
15ebba604
hexa09ca9e

168413854 has 8 divisors (see below), whose sum is σ = 288709488. Its totient is φ = 72177360.

The previous prime is 168413851. The next prime is 168413857. The reversal of 168413854 is 458314861.

168413854 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (168413851) and next prime (168413857).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168413851) 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 3 ways as a sum of consecutive naturals, for example, 6014767 + ... + 6014794.

It is an arithmetic number, because the mean of its divisors is an integer number (36088686).

Almost surely, 2168413854 is an apocalyptic number.

168413854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168413854 is a deficient number, since it is larger than the sum of its proper divisors (120295634).

168413854 is a wasteful number, since it uses less digits than its factorization.

168413854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12029570.

The product of its digits is 92160, while the sum is 40.

The square root of 168413854 is about 12977.4363415892. The cubic root of 168413854 is about 552.2375557197.

The spelling of 168413854 in words is "one hundred sixty-eight million, four hundred thirteen thousand, eight hundred fifty-four".

Divisors: 1 2 7 14 12029561 24059122 84206927 168413854