Base | Representation |
---|---|
bin | 1001000111010… |
… | …0100001001111 |
3 | 2122221002012202 |
4 | 2101310201033 |
5 | 34241212444 |
6 | 3443152115 |
7 | 642626030 |
oct | 221644117 |
9 | 78832182 |
10 | 38225999 |
11 | 1a639839 |
12 | 1097563b |
13 | 7bc5246 |
14 | 5110a87 |
15 | 355134e |
hex | 247484f |
38225999 has 8 divisors (see below), whose sum is σ = 43728000. Its totient is φ = 32734296.
The previous prime is 38225983. The next prime is 38226029. The reversal of 38225999 is 99952283.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38225999 - 24 = 38225983 is a prime.
It is a super-2 number, since 2×382259992 = 2922453999096002, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38225909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8672 + ... + 12314.
It is an arithmetic number, because the mean of its divisors is an integer number (5466000).
Almost surely, 238225999 is an apocalyptic number.
38225999 is a deficient number, since it is larger than the sum of its proper divisors (5502001).
38225999 is a wasteful number, since it uses less digits than its factorization.
38225999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5149.
The product of its digits is 349920, while the sum is 47.
The square root of 38225999 is about 6182.7177681017. The cubic root of 38225999 is about 336.8627176690.
The spelling of 38225999 in words is "thirty-eight million, two hundred twenty-five thousand, nine hundred ninety-nine".
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