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8380808471 = 72352054711
BaseRepresentation
bin1111100111000100…
…01111110100010111
3210122001222011220202
413303202033310113
5114130441332341
63503341451115
7414453460640
oct76342176427
923561864822
108380808471
1136108254a2
12175a870a9b
13a373c5289
145970b46c7
15340b6c79b
hex1f388fd17

8380808471 has 8 divisors (see below), whose sum is σ = 9994504704. Its totient is φ = 6871221720.

The previous prime is 8380808419. The next prime is 8380808509. The reversal of 8380808471 is 1748080838.

It is a happy number.

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 8380808471 - 214 = 8380792087 is a prime.

It is a super-3 number, since 3×83808084713 (a number of 31 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 (8380808771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26027195 + ... + 26027516.

It is an arithmetic number, because the mean of its divisors is an integer number (1249313088).

Almost surely, 28380808471 is an apocalyptic number.

8380808471 is a deficient number, since it is larger than the sum of its proper divisors (1613696233).

8380808471 is a wasteful number, since it uses less digits than its factorization.

8380808471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52054741.

The product of its (nonzero) digits is 344064, while the sum is 47.

The square root of 8380808471 is about 91546.7556552388. The cubic root of 8380808471 is about 2031.2434220145.

The spelling of 8380808471 in words is "eight billion, three hundred eighty million, eight hundred eight thousand, four hundred seventy-one".

Divisors: 1 7 23 161 52054711 364382977 1197258353 8380808471