Base | Representation |
---|---|
bin | 100011110100101000… |
… | …111101101101010001 |
3 | 10200021122000121220121 |
4 | 203310220331231101 |
5 | 1112233303230320 |
6 | 25400431310241 |
7 | 2531114414335 |
oct | 436450755521 |
9 | 120248017817 |
10 | 38464117585 |
11 | 15348a9a933 |
12 | 755567b381 |
13 | 381cb089ba |
14 | 1c0c6077c5 |
15 | 1001c508aa |
hex | 8f4a3db51 |
38464117585 has 16 divisors (see below), whose sum is σ = 46819416960. Its totient is φ = 30329873280.
The previous prime is 38464117561. The next prime is 38464117663. The reversal of 38464117585 is 58571146483.
It is not a de Polignac number, because 38464117585 - 215 = 38464084817 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1579381 + ... + 1603549.
It is an arithmetic number, because the mean of its divisors is an integer number (2926213560).
Almost surely, 238464117585 is an apocalyptic number.
It is an amenable number.
38464117585 is a deficient number, since it is larger than the sum of its proper divisors (8355299375).
38464117585 is a wasteful number, since it uses less digits than its factorization.
38464117585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28728.
The product of its digits is 3225600, while the sum is 52.
The spelling of 38464117585 in words is "thirty-eight billion, four hundred sixty-four million, one hundred seventeen thousand, five hundred eighty-five".
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