Base | Representation |
---|---|
bin | 1000100001110… |
… | …01011100011110 |
3 | 11222121112022200 |
4 | 10100321130132 |
5 | 121303212322 |
6 | 11033152330 |
7 | 1526031642 |
oct | 420713436 |
9 | 158545280 |
10 | 71538462 |
11 | 374219a6 |
12 | 1bb5b6a6 |
13 | 11a89b68 |
14 | 9702c22 |
15 | 64318ac |
hex | 443971e |
71538462 has 12 divisors (see below), whose sum is σ = 155000040. Its totient is φ = 23846148.
The previous prime is 71538461. The next prime is 71538491. The reversal of 71538462 is 26483517.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71538461) 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 5 ways as a sum of consecutive naturals, for example, 1987162 + ... + 1987197.
It is an arithmetic number, because the mean of its divisors is an integer number (12916670).
Almost surely, 271538462 is an apocalyptic number.
71538462 is an abundant number, since it is smaller than the sum of its proper divisors (83461578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71538462 is a wasteful number, since it uses less digits than its factorization.
71538462 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3974367 (or 3974364 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 71538462 is about 8458.0412626092. The cubic root of 71538462 is about 415.1259345873.
The spelling of 71538462 in words is "seventy-one million, five hundred thirty-eight thousand, four hundred sixty-two".
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