Base | Representation |
---|---|
bin | 1001010000101… |
… | …0111011010111 |
3 | 2201002101022020 |
4 | 2110022323113 |
5 | 34420421241 |
6 | 3504304223 |
7 | 651103122 |
oct | 224127327 |
9 | 81071266 |
10 | 38842071 |
11 | 1aa1a694 |
12 | 11012073 |
13 | 807c798 |
14 | 52313b9 |
15 | 3623b66 |
hex | 250aed7 |
38842071 has 8 divisors (see below), whose sum is σ = 51828480. Its totient is φ = 25875192.
The previous prime is 38842051. The next prime is 38842073. The reversal of 38842071 is 17024883.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38842071 - 26 = 38842007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38842073) 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, 660 + ... + 8838.
It is an arithmetic number, because the mean of its divisors is an integer number (6478560).
Almost surely, 238842071 is an apocalyptic number.
38842071 is a deficient number, since it is larger than the sum of its proper divisors (12986409).
38842071 is a wasteful number, since it uses less digits than its factorization.
38842071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9765.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 38842071 is about 6232.3407320204. The cubic root of 38842071 is about 338.6627723467.
The spelling of 38842071 in words is "thirty-eight million, eight hundred forty-two thousand, seventy-one".
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