Base | Representation |
---|---|
bin | 100011110001010010… |
… | …001000100100111010 |
3 | 10200010201001110021120 |
4 | 203301102020210322 |
5 | 1112124344114041 |
6 | 25351100250110 |
7 | 2526531631431 |
oct | 436122104472 |
9 | 120121043246 |
10 | 38407801146 |
11 | 1531a225520 |
12 | 753a840936 |
13 | 381124b570 |
14 | 1c04d48118 |
15 | eebd29366 |
hex | 8f148893a |
38407801146 has 32 divisors (see below), whose sum is σ = 90244905408. Its totient is φ = 10743440640.
The previous prime is 38407801141. The next prime is 38407801169. The reversal of 38407801146 is 64110870483.
It is a junction number, because it is equal to n+sod(n) for n = 38407801098 and 38407801107.
It is not an unprimeable number, because it can be changed into a prime (38407801141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22381311 + ... + 22383026.
It is an arithmetic number, because the mean of its divisors is an integer number (2820153294).
Almost surely, 238407801146 is an apocalyptic number.
38407801146 is an abundant number, since it is smaller than the sum of its proper divisors (51837104262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38407801146 is a wasteful number, since it uses less digits than its factorization.
38407801146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44764366.
The product of its (nonzero) digits is 129024, while the sum is 42.
The spelling of 38407801146 in words is "thirty-eight billion, four hundred seven million, eight hundred one thousand, one hundred forty-six".
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