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5172471 = 331759191
BaseRepresentation
bin10011101110110011110111
3100201210022000
4103232303313
52311004341
6302510343
761652043
oct23566367
910653260
105172471
112a13177
1218953b3
1310c1445
14989023
156c28b6
hex4eecf7

5172471 has 32 divisors (see below), whose sum is σ = 8294400. Its totient is φ = 3173760.

The previous prime is 5172463. The next prime is 5172473. The reversal of 5172471 is 1742715.

It is not a de Polignac number, because 5172471 - 23 = 5172463 is a prime.

It is a super-3 number, since 3×51724713 (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26986 + ... + 27176.

It is an arithmetic number, because the mean of its divisors is an integer number (259200).

Almost surely, 25172471 is an apocalyptic number.

5172471 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5172471 is a deficient number, since it is larger than the sum of its proper divisors (3121929).

5172471 is a wasteful number, since it uses less digits than its factorization.

5172471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 270 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 5172471 is about 2274.3067075485. The cubic root of 5172471 is about 172.9415530898.

The spelling of 5172471 in words is "five million, one hundred seventy-two thousand, four hundred seventy-one".

Divisors: 1 3 9 17 27 51 59 153 177 191 459 531 573 1003 1593 1719 3009 3247 5157 9027 9741 11269 27081 29223 33807 87669 101421 191573 304263 574719 1724157 5172471