Base | Representation |
---|---|
bin | 1001011010100… |
… | …1101010101111 |
3 | 2202022102012201 |
4 | 2112221222233 |
5 | 40102223041 |
6 | 3530242331 |
7 | 656451550 |
oct | 226515257 |
9 | 82272181 |
10 | 39492271 |
11 | 20324145 |
12 | 112863a7 |
13 | 8249710 |
14 | 5360327 |
15 | 3701631 |
hex | 25a9aaf |
39492271 has 8 divisors (see below), whose sum is σ = 48605984. Its totient is φ = 31246560.
The previous prime is 39492269. The next prime is 39492293. The reversal of 39492271 is 17229493.
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 39492271 - 21 = 39492269 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 39492271.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39492221) 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, 216900 + ... + 217081.
It is an arithmetic number, because the mean of its divisors is an integer number (6075748).
Almost surely, 239492271 is an apocalyptic number.
39492271 is a deficient number, since it is larger than the sum of its proper divisors (9113713).
39492271 is a wasteful number, since it uses less digits than its factorization.
39492271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 434001.
The product of its digits is 27216, while the sum is 37.
The square root of 39492271 is about 6284.2876286816. The cubic root of 39492271 is about 340.5420161006.
It can be divided in two parts, 394 and 92271, that added together give a triangular number (92665 = T430).
The spelling of 39492271 in words is "thirty-nine million, four hundred ninety-two thousand, two hundred seventy-one".
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