Base | Representation |
---|---|
bin | 10111011010000… |
… | …000000101010100 |
3 | 1000100220211020002 |
4 | 113122000011110 |
5 | 1301012121202 |
6 | 102544430432 |
7 | 12505553534 |
oct | 2732000524 |
9 | 1010824202 |
10 | 392692052 |
11 | 191734395 |
12 | ab618418 |
13 | 6348317c |
14 | 3a2214c4 |
15 | 2471d302 |
hex | 17680154 |
392692052 has 18 divisors (see below), whose sum is σ = 700692174. Its totient is φ = 192499840.
The previous prime is 392692049. The next prime is 392692099. The reversal of 392692052 is 250296293.
It can be written as a sum of positive squares in 3 ways, for example, as 8375236 + 384316816 = 2894^2 + 19604^2 .
It is a junction number, because it is equal to n+sod(n) for n = 392691997 and 392692015.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 287852 + ... + 289212.
It is an arithmetic number, because the mean of its divisors is an integer number (38927343).
Almost surely, 2392692052 is an apocalyptic number.
It is an amenable number.
392692052 is a deficient number, since it is larger than the sum of its proper divisors (308000122).
392692052 is an equidigital number, since it uses as much as digits as its factorization.
392692052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2779 (or 1416 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 38.
The square root of 392692052 is about 19816.4591186216. The cubic root of 392692052 is about 732.2915741495.
The spelling of 392692052 in words is "three hundred ninety-two million, six hundred ninety-two thousand, fifty-two".
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