Base | Representation |
---|---|
bin | 10111010000000… |
… | …011101001101011 |
3 | 1000012000101100000 |
4 | 113100003221223 |
5 | 1244330211402 |
6 | 102412514043 |
7 | 12444445500 |
oct | 2720035153 |
9 | 1005011300 |
10 | 390085227 |
11 | 190213894 |
12 | aa77b923 |
13 | 62a7c77c |
14 | 39b434a7 |
15 | 243a5c1c |
hex | 17403a6b |
390085227 has 54 divisors (see below), whose sum is σ = 683501364. Its totient is φ = 221674320.
The previous prime is 390085217. The next prime is 390085249. The reversal of 390085227 is 722580093.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is not a de Polignac number, because 390085227 - 24 = 390085211 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 390085191 and 390085200.
It is not an unprimeable number, because it can be changed into a prime (390085217) by changing a digit.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2155077 + ... + 2155257.
Almost surely, 2390085227 is an apocalyptic number.
390085227 is a deficient number, since it is larger than the sum of its proper divisors (293416137).
390085227 is an frugal number, since it uses more digits than its factorization.
390085227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 391 (or 191 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 390085227 is about 19750.5753587079. The cubic root of 390085227 is about 730.6675741025.
The spelling of 390085227 in words is "three hundred ninety million, eighty-five thousand, two hundred twenty-seven".
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