Base | Representation |
---|---|
bin | 11011011100111… |
… | …01001011110110 |
3 | 121001022112111000 |
4 | 31232131023312 |
5 | 432423010344 |
6 | 34503424130 |
7 | 5464236006 |
oct | 1556351366 |
9 | 531275430 |
10 | 230281974 |
11 | 108a9628a |
12 | 65155046 |
13 | 3892a730 |
14 | 22826006 |
15 | 1533ba69 |
hex | db9d2f6 |
230281974 has 32 divisors (see below), whose sum is σ = 551103840. Its totient is φ = 70855776.
The previous prime is 230281973. The next prime is 230281991. The reversal of 230281974 is 479182032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230281973) 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, 163317 + ... + 164720.
It is an arithmetic number, because the mean of its divisors is an integer number (17221995).
Almost surely, 2230281974 is an apocalyptic number.
230281974 is an abundant number, since it is smaller than the sum of its proper divisors (320821866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230281974 is a wasteful number, since it uses less digits than its factorization.
230281974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 328061 (or 328055 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 230281974 is about 15175.0444480403. The cubic root of 230281974 is about 612.9428469735.
The spelling of 230281974 in words is "two hundred thirty million, two hundred eighty-one thousand, nine hundred seventy-four".
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