Base | Representation |
---|---|
bin | 1001010000010… |
… | …0001111010110 |
3 | 2201000222201200 |
4 | 2110010033112 |
5 | 34414032203 |
6 | 3503533330 |
7 | 650630220 |
oct | 224041726 |
9 | 81028650 |
10 | 38814678 |
11 | 1aa01051 |
12 | 10bba246 |
13 | 8070186 |
14 | 5225410 |
15 | 361a9a3 |
hex | 25043d6 |
38814678 has 48 divisors (see below), whose sum is σ = 97044480. Its totient is φ = 10982448.
The previous prime is 38814667. The next prime is 38814683. The reversal of 38814678 is 87641883.
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 23 ways as a sum of consecutive naturals, for example, 12043 + ... + 14921.
It is an arithmetic number, because the mean of its divisors is an integer number (2021760).
Almost surely, 238814678 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38814678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48522240).
38814678 is an abundant number, since it is smaller than the sum of its proper divisors (58229802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38814678 is a wasteful number, since it uses less digits than its factorization.
38814678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3001 (or 2998 counting only the distinct ones).
The product of its digits is 258048, while the sum is 45.
The square root of 38814678 is about 6230.1426949950. The cubic root of 38814678 is about 338.5831407276.
The spelling of 38814678 in words is "thirty-eight million, eight hundred fourteen thousand, six hundred seventy-eight".
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