Base | Representation |
---|---|
bin | 1001000111010… |
… | …0111100110101 |
3 | 2122221011122011 |
4 | 2101310330311 |
5 | 34241242030 |
6 | 3443204221 |
7 | 642634132 |
oct | 221647465 |
9 | 78834564 |
10 | 38227765 |
11 | 1a6400a4 |
12 | 10976671 |
13 | 7bc5ca4 |
14 | 5111589 |
15 | 3551b2a |
hex | 2474f35 |
38227765 has 8 divisors (see below), whose sum is σ = 46224288. Its totient is φ = 30348240.
The previous prime is 38227757. The next prime is 38227823. The reversal of 38227765 is 56772283.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38227765 - 23 = 38227757 is a prime.
It is a super-2 number, since 2×382277652 = 2922724033790450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28527 + ... + 29836.
It is an arithmetic number, because the mean of its divisors is an integer number (5778036).
Almost surely, 238227765 is an apocalyptic number.
It is an amenable number.
38227765 is a deficient number, since it is larger than the sum of its proper divisors (7996523).
38227765 is a wasteful number, since it uses less digits than its factorization.
38227765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58499.
The product of its digits is 141120, while the sum is 40.
The square root of 38227765 is about 6182.8605839045. The cubic root of 38227765 is about 336.8679051540.
The spelling of 38227765 in words is "thirty-eight million, two hundred twenty-seven thousand, seven hundred sixty-five".
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