Base | Representation |
---|---|
bin | 1001001000101… |
… | …1101000000001 |
3 | 2200002220001000 |
4 | 2102023220001 |
5 | 34302230031 |
6 | 3445202213 |
7 | 643501662 |
oct | 222135001 |
9 | 80086030 |
10 | 38320641 |
11 | 1a6a3957 |
12 | 10a00369 |
13 | 7c29348 |
14 | 5137369 |
15 | 356e3e6 |
hex | 248ba01 |
38320641 has 32 divisors (see below), whose sum is σ = 59097600. Its totient is φ = 24520320.
The previous prime is 38320613. The next prime is 38320649. The reversal of 38320641 is 14602383.
It is a happy number.
It is not a de Polignac number, because 38320641 - 26 = 38320577 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38320649) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88696 + ... + 89126.
It is an arithmetic number, because the mean of its divisors is an integer number (1846800).
Almost surely, 238320641 is an apocalyptic number.
It is an amenable number.
38320641 is a deficient number, since it is larger than the sum of its proper divisors (20776959).
38320641 is a wasteful number, since it uses less digits than its factorization.
38320641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 566 (or 560 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 38320641 is about 6190.3667904253. The cubic root of 38320641 is about 337.1404962062.
The spelling of 38320641 in words is "thirty-eight million, three hundred twenty thousand, six hundred forty-one".
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