Base | Representation |
---|---|
bin | 100100010001011100… |
… | …000110010110011110 |
3 | 10201112022012001011011 |
4 | 210101130012112132 |
5 | 1114231001100012 |
6 | 25520411245434 |
7 | 2546102312026 |
oct | 442134062636 |
9 | 121468161134 |
10 | 38947284382 |
11 | 155767aa236 |
12 | 766b44987a |
13 | 3898c48c06 |
14 | 1c5685aa86 |
15 | 102e3911a7 |
hex | 91170659e |
38947284382 has 8 divisors (see below), whose sum is σ = 58450542696. Its totient is φ = 19463770152.
The previous prime is 38947284373. The next prime is 38947284407. The reversal of 38947284382 is 28348274983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×389472843822 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4931088 + ... + 4938979.
It is an arithmetic number, because the mean of its divisors is an integer number (7306317837).
Almost surely, 238947284382 is an apocalyptic number.
38947284382 is a deficient number, since it is larger than the sum of its proper divisors (19503258314).
38947284382 is a wasteful number, since it uses less digits than its factorization.
38947284382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9872042.
The product of its digits is 18579456, while the sum is 58.
The spelling of 38947284382 in words is "thirty-eight billion, nine hundred forty-seven million, two hundred eighty-four thousand, three hundred eighty-two".
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