Base | Representation |
---|---|
bin | 10111010111010… |
… | …111101101110110 |
3 | 1000022121210020020 |
4 | 113113113231312 |
5 | 1300323034142 |
6 | 102521550010 |
7 | 12466652130 |
oct | 2727275566 |
9 | 1008553206 |
10 | 392002422 |
11 | 191303249 |
12 | ab345306 |
13 | 632a12c6 |
14 | 3a0c2050 |
15 | 24633cec |
hex | 175d7b76 |
392002422 has 32 divisors (see below), whose sum is σ = 948713472. Its totient is φ = 105412224.
The previous prime is 392002417. The next prime is 392002427. The reversal of 392002422 is 224200293.
It is an interprime number because it is at equal distance from previous prime (392002417) and next prime (392002427).
It is a junction number, because it is equal to n+sod(n) for n = 392002392 and 392002401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (392002427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273798 + ... + 275225.
It is an arithmetic number, because the mean of its divisors is an integer number (29647296).
Almost surely, 2392002422 is an apocalyptic number.
392002422 is an abundant number, since it is smaller than the sum of its proper divisors (556711050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
392002422 is a wasteful number, since it uses less digits than its factorization.
392002422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 549052.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 392002422 is about 19799.0510378654. The cubic root of 392002422 is about 731.8626492869.
The spelling of 392002422 in words is "three hundred ninety-two million, two thousand, four hundred twenty-two".
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