Base | Representation |
---|---|
bin | 10111000000010… |
… | …111011100100100 |
3 | 222220021102001102 |
4 | 113000113130210 |
5 | 1242302101004 |
6 | 102144415232 |
7 | 12364464545 |
oct | 2700273444 |
9 | 886242042 |
10 | 385972004 |
11 | 188964530 |
12 | a9317518 |
13 | 61c6c502 |
14 | 393924cc |
15 | 23d4211e |
hex | 17017724 |
385972004 has 24 divisors (see below), whose sum is σ = 775639200. Its totient is φ = 166207680.
The previous prime is 385971997. The next prime is 385972007. The reversal of 385972004 is 400279583.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is not an unprimeable number, because it can be changed into a prime (385972007) 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 7 ways as a sum of consecutive naturals, for example, 230009 + ... + 231680.
It is an arithmetic number, because the mean of its divisors is an integer number (32318300).
Almost surely, 2385972004 is an apocalyptic number.
It is an amenable number.
385972004 is an abundant number, since it is smaller than the sum of its proper divisors (389667196).
385972004 is a wasteful number, since it uses less digits than its factorization.
385972004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461723 (or 461721 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 385972004 is about 19646.1702120286. The cubic root of 385972004 is about 728.0903386866.
The spelling of 385972004 in words is "three hundred eighty-five million, nine hundred seventy-two thousand, four".
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