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117029471 = 1329310423
BaseRepresentation
bin1101111100110…
…11101001011111
322011012201020212
412332123221133
5214424420341
615340203035
72620506536
oct676335137
9264181225
10117029471
1160072a79
123323947b
131b326b10
141178531d
15a41a5eb
hex6f9ba5f

117029471 has 8 divisors (see below), whose sum is σ = 130378080. Its totient is φ = 104301792.

The previous prime is 117029461. The next prime is 117029491. The reversal of 117029471 is 174920711.

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

It is a cyclic number.

It is not a de Polignac number, because 117029471 - 218 = 116767327 is a prime.

It is a super-3 number, since 3×1170294713 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117029401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154835 + ... + 155588.

It is an arithmetic number, because the mean of its divisors is an integer number (16297260).

Almost surely, 2117029471 is an apocalyptic number.

117029471 is a deficient number, since it is larger than the sum of its proper divisors (13348609).

117029471 is a wasteful number, since it uses less digits than its factorization.

117029471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310465.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 117029471 is about 10818.0160380728. The cubic root of 117029471 is about 489.1383872639.

The spelling of 117029471 in words is "one hundred seventeen million, twenty-nine thousand, four hundred seventy-one".

Divisors: 1 13 29 377 310423 4035499 9002267 117029471