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108069471 = 3411311807
BaseRepresentation
bin1100111000100…
…00001001011111
321112100111110000
412130100021133
5210131210341
614420145343
72451401226
oct634201137
9245314400
10108069471
1156003214
1230238253
131950a743
14104d1cbd
15974a8b6
hex671025f

108069471 has 20 divisors (see below), whose sum is σ = 162879552. Its totient is φ = 71402688.

The previous prime is 108069469. The next prime is 108069523. The reversal of 108069471 is 174960801.

It is not a de Polignac number, because 108069471 - 21 = 108069469 is a prime.

It is a super-3 number, since 3×1080694713 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108069671) 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 19 ways as a sum of consecutive naturals, for example, 3250 + ... + 15056.

Almost surely, 2108069471 is an apocalyptic number.

108069471 is a deficient number, since it is larger than the sum of its proper divisors (54810081).

108069471 is a wasteful number, since it uses less digits than its factorization.

108069471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11932 (or 11923 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 108069471 is about 10395.6467331282. The cubic root of 108069471 is about 476.3224032770.

The spelling of 108069471 in words is "one hundred eight million, sixty-nine thousand, four hundred seventy-one".

Divisors: 1 3 9 27 81 113 339 1017 3051 9153 11807 35421 106263 318789 956367 1334191 4002573 12007719 36023157 108069471