Base | Representation |
---|---|
bin | 1001000101010… |
… | …0000110110111 |
3 | 2122200100002201 |
4 | 2101110012313 |
5 | 34222440424 |
6 | 3440245331 |
7 | 641534002 |
oct | 221240667 |
9 | 78610081 |
10 | 38093239 |
11 | 1a559018 |
12 | 10910847 |
13 | 7b799a2 |
14 | 50b8539 |
15 | 3526d44 |
hex | 24541b7 |
38093239 has 4 divisors (see below), whose sum is σ = 39122824. Its totient is φ = 37063656.
The previous prime is 38093213. The next prime is 38093257. The reversal of 38093239 is 93239083.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93239083 = 7 ⋅13319869.
It is a cyclic number.
It is not a de Polignac number, because 38093239 - 29 = 38092727 is a prime.
It is a super-2 number, since 2×380932392 = 2902189715022242, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 1029547 = 38093239 / (3 + 8 + 0 + 9 + 3 + 2 + 3 + 9).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38093198 and 38093207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38093639) 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, 514737 + ... + 514810.
It is an arithmetic number, because the mean of its divisors is an integer number (9780706).
Almost surely, 238093239 is an apocalyptic number.
38093239 is a deficient number, since it is larger than the sum of its proper divisors (1029585).
38093239 is a wasteful number, since it uses less digits than its factorization.
38093239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1029584.
The product of its (nonzero) digits is 34992, while the sum is 37.
The square root of 38093239 is about 6171.9720511357. The cubic root of 38093239 is about 336.4722873408.
The spelling of 38093239 in words is "thirty-eight million, ninety-three thousand, two hundred thirty-nine".
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