Base | Representation |
---|---|
bin | 100100000100010011… |
… | …100101010011101000 |
3 | 10200221221120210120002 |
4 | 210010103211103220 |
5 | 1113303044314242 |
6 | 25442500522132 |
7 | 2540455425101 |
oct | 440423452350 |
9 | 120857523502 |
10 | 38726948072 |
11 | 1547339730a |
12 | 76096b0348 |
13 | 38623c13b7 |
14 | 1c354a33a8 |
15 | 1019d6b432 |
hex | 9044e54e8 |
38726948072 has 16 divisors (see below), whose sum is σ = 73428905700. Its totient is φ = 19145906560.
The previous prime is 38726948041. The next prime is 38726948077. The reversal of 38726948072 is 27084962783.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 36846338116 + 1880609956 = 191954^2 + 43366^2 .
It is a junction number, because it is equal to n+sod(n) for n = 38726947999 and 38726948017.
It is not an unprimeable number, because it can be changed into a prime (38726948077) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27195179 + ... + 27196602.
Almost surely, 238726948072 is an apocalyptic number.
It is an amenable number.
38726948072 is a deficient number, since it is larger than the sum of its proper divisors (34701957628).
38726948072 is a wasteful number, since it uses less digits than its factorization.
38726948072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54391876 (or 54391872 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 56.
The spelling of 38726948072 in words is "thirty-eight billion, seven hundred twenty-six million, nine hundred forty-eight thousand, seventy-two".
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