Base | Representation |
---|---|
bin | 10111010010100… |
… | …001100101101101 |
3 | 1000020020020201210 |
4 | 113102201211231 |
5 | 1300011412031 |
6 | 102434425033 |
7 | 12453111522 |
oct | 2722414555 |
9 | 1006206653 |
10 | 390732141 |
11 | 190615928 |
12 | aaa32179 |
13 | 62c48067 |
14 | 39c71149 |
15 | 24482746 |
hex | 174a196d |
390732141 has 8 divisors (see below), whose sum is σ = 528752224. Its totient is φ = 256600080.
The previous prime is 390732113. The next prime is 390732143. The reversal of 390732141 is 141237093.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 390732141 - 214 = 390715757 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 390732099 and 390732108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (390732143) 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, 971770 + ... + 972171.
It is an arithmetic number, because the mean of its divisors is an integer number (66094028).
Almost surely, 2390732141 is an apocalyptic number.
It is an amenable number.
390732141 is a deficient number, since it is larger than the sum of its proper divisors (138020083).
390732141 is a wasteful number, since it uses less digits than its factorization.
390732141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1944011.
The product of its (nonzero) digits is 4536, while the sum is 30.
The square root of 390732141 is about 19766.9456669461. The cubic root of 390732141 is about 731.0712619765.
It can be divided in two parts, 39073 and 2141, that added together give a palindrome (41214).
The spelling of 390732141 in words is "three hundred ninety million, seven hundred thirty-two thousand, one hundred forty-one".
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