Base | Representation |
---|---|
bin | 10001101010000100011011… |
… | …00011000110100010111001 |
3 | 12002111000010100102110220101 |
4 | 20311002031203012202321 |
5 | 20042133021030121040 |
6 | 214325424003555401 |
7 | 11115202552034065 |
oct | 1065021543064271 |
9 | 162430110373811 |
10 | 38828879145145 |
11 | 11410265013191 |
12 | 443136908bb61 |
13 | 18887170a192b |
14 | 9834835ccaa5 |
15 | 47506555509a |
hex | 23508d8c68b9 |
38828879145145 has 32 divisors (see below), whose sum is σ = 47973309310080. Its totient is φ = 30148203317760.
The previous prime is 38828879145131. The next prime is 38828879145149. The reversal of 38828879145145 is 54154197882883.
It is not a de Polignac number, because 38828879145145 - 25 = 38828879145113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38828879145149) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 935817850 + ... + 935859340.
It is an arithmetic number, because the mean of its divisors is an integer number (1499165915940).
Almost surely, 238828879145145 is an apocalyptic number.
It is an amenable number.
38828879145145 is a deficient number, since it is larger than the sum of its proper divisors (9144430164935).
38828879145145 is a wasteful number, since it uses less digits than its factorization.
38828879145145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54025.
The product of its digits is 619315200, while the sum is 73.
The spelling of 38828879145145 in words is "thirty-eight trillion, eight hundred twenty-eight billion, eight hundred seventy-nine million, one hundred forty-five thousand, one hundred forty-five".
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