Base | Representation |
---|---|
bin | 1000100001011… |
… | …01011000001110 |
3 | 11222112000112011 |
4 | 10100231120032 |
5 | 121300122123 |
6 | 11032131434 |
7 | 1525434565 |
oct | 420553016 |
9 | 158460464 |
10 | 71489038 |
11 | 37398855 |
12 | 1bb36b7a |
13 | 11a7050a |
14 | 96ccbdc |
15 | 6421e0d |
hex | 442d60e |
71489038 has 8 divisors (see below), whose sum is σ = 110692800. Its totient is φ = 34591440.
The previous prime is 71489023. The next prime is 71489059. The reversal of 71489038 is 83098417.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×714890383 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576463 + ... + 576586.
It is an arithmetic number, because the mean of its divisors is an integer number (13836600).
Almost surely, 271489038 is an apocalyptic number.
71489038 is a deficient number, since it is larger than the sum of its proper divisors (39203762).
71489038 is a wasteful number, since it uses less digits than its factorization.
71489038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1153082.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 71489038 is about 8455.1190411490. The cubic root of 71489038 is about 415.0303127807.
The spelling of 71489038 in words is "seventy-one million, four hundred eighty-nine thousand, thirty-eight".
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