Base | Representation |
---|---|
bin | 1001001010010… |
… | …0000100111001 |
3 | 2200021222102100 |
4 | 2102210010321 |
5 | 34313431133 |
6 | 3451254013 |
7 | 644366655 |
oct | 222440471 |
9 | 80258370 |
10 | 38420793 |
11 | 1a762124 |
12 | 10a4a309 |
13 | 7c62ac8 |
14 | 5161a65 |
15 | 358de13 |
hex | 24a4139 |
38420793 has 12 divisors (see below), whose sum is σ = 58417840. Its totient is φ = 24265656.
The previous prime is 38420777. The next prime is 38420803. The reversal of 38420793 is 39702483.
It is not a de Polignac number, because 38420793 - 24 = 38420777 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38420773) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112171 + ... + 112512.
Almost surely, 238420793 is an apocalyptic number.
It is an amenable number.
38420793 is a deficient number, since it is larger than the sum of its proper divisors (19997047).
38420793 is a wasteful number, since it uses less digits than its factorization.
38420793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224708 (or 224705 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 38420793 is about 6198.4508548508. The cubic root of 38420793 is about 337.4339492142.
The spelling of 38420793 in words is "thirty-eight million, four hundred twenty thousand, seven hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •