Base | Representation |
---|---|
bin | 10111100110010… |
… | …100001010010111 |
3 | 1000120222211011120 |
4 | 113212110022113 |
5 | 1302323420043 |
6 | 103141535023 |
7 | 12545156532 |
oct | 2746241227 |
9 | 1016884146 |
10 | 395920023 |
11 | 193539634 |
12 | b0714473 |
13 | 64043505 |
14 | 3a821a19 |
15 | 24b59983 |
hex | 17994297 |
395920023 has 8 divisors (see below), whose sum is σ = 529489536. Its totient is φ = 263148600.
The previous prime is 395920001. The next prime is 395920027. The reversal of 395920023 is 320029593.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 395920023 - 26 = 395919959 is a prime.
It is a super-2 number, since 2×3959200232 = 313505329224641058, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (395920027) 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, 198363 + ... + 200348.
It is an arithmetic number, because the mean of its divisors is an integer number (66186192).
Almost surely, 2395920023 is an apocalyptic number.
395920023 is a deficient number, since it is larger than the sum of its proper divisors (133569513).
395920023 is a wasteful number, since it uses less digits than its factorization.
395920023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399045.
The product of its (nonzero) digits is 14580, while the sum is 33.
The square root of 395920023 is about 19897.7391429278. The cubic root of 395920023 is about 734.2926064507.
The spelling of 395920023 in words is "three hundred ninety-five million, nine hundred twenty thousand, twenty-three".
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