Base | Representation |
---|---|
bin | 100011111001000111… |
… | …101011001011111001 |
3 | 10200110212110010022110 |
4 | 203321013223023321 |
5 | 1112412023331144 |
6 | 25412114242533 |
7 | 2533016310210 |
oct | 437107531371 |
9 | 120425403273 |
10 | 38539277049 |
11 | 15387465299 |
12 | 7576886449 |
13 | 3832562a60 |
14 | 1c185b0077 |
15 | 100864a0b9 |
hex | 8f91eb2f9 |
38539277049 has 64 divisors (see below), whose sum is σ = 67907911680. Its totient is φ = 18862986240.
The previous prime is 38539277039. The next prime is 38539277107. The reversal of 38539277049 is 94077293583.
It is not a de Polignac number, because 38539277049 - 24 = 38539277033 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 38539277049.
It is not an unprimeable number, because it can be changed into a prime (38539277039) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271032 + ... + 387990.
It is an arithmetic number, because the mean of its divisors is an integer number (1061061120).
Almost surely, 238539277049 is an apocalyptic number.
38539277049 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
38539277049 is a deficient number, since it is larger than the sum of its proper divisors (29368634631).
38539277049 is a wasteful number, since it uses less digits than its factorization.
38539277049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117070.
The product of its (nonzero) digits is 11430720, while the sum is 57.
The spelling of 38539277049 in words is "thirty-eight billion, five hundred thirty-nine million, two hundred seventy-seven thousand, forty-nine".
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