Base | Representation |
---|---|
bin | 11100010111110… |
… | …11100000000001 |
3 | 121120212002001000 |
4 | 32023323200001 |
5 | 441412231241 |
6 | 35341202213 |
7 | 5620015545 |
oct | 1613734001 |
9 | 546762030 |
10 | 238008321 |
11 | 1123931a1 |
12 | 67860369 |
13 | 3a404435 |
14 | 23877a25 |
15 | 15d65eb6 |
hex | e2fb801 |
238008321 has 32 divisors (see below), whose sum is σ = 366710400. Its totient is φ = 152444160.
The previous prime is 238008293. The next prime is 238008349. The reversal of 238008321 is 123800832.
It is an interprime number because it is at equal distance from previous prime (238008293) and next prime (238008349).
It is not a de Polignac number, because 238008321 - 25 = 238008289 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (238008361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72565 + ... + 75773.
It is an arithmetic number, because the mean of its divisors is an integer number (11459700).
Almost surely, 2238008321 is an apocalyptic number.
It is an amenable number.
238008321 is a deficient number, since it is larger than the sum of its proper divisors (128702079).
238008321 is a wasteful number, since it uses less digits than its factorization.
238008321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3326 (or 3320 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 238008321 is about 15427.5183033435. The cubic root of 238008321 is about 619.7226655919.
The spelling of 238008321 in words is "two hundred thirty-eight million, eight thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •