Base | Representation |
---|---|
bin | 110111011100111… |
… | …110100101000111 |
3 | 2101211121100000000 |
4 | 313130332211013 |
5 | 3401131440424 |
6 | 232152252343 |
7 | 32024533650 |
oct | 6734764507 |
9 | 2354540000 |
10 | 930343239 |
11 | 438177711 |
12 | 21b6a10b3 |
13 | 11a98b977 |
14 | 8b7b8527 |
15 | 56a223c9 |
hex | 3773e947 |
930343239 has 72 divisors (see below), whose sum is σ = 1632503808. Its totient is φ = 519106320.
The previous prime is 930343223. The next prime is 930343273. The reversal of 930343239 is 932343039.
It is not a de Polignac number, because 930343239 - 24 = 930343223 is a prime.
It is a super-2 number, since 2×9303432392 = 1731077084706022242, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (930343339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2158354 + ... + 2158784.
It is an arithmetic number, because the mean of its divisors is an integer number (22673664).
Almost surely, 2930343239 is an apocalyptic number.
930343239 is a deficient number, since it is larger than the sum of its proper divisors (702160569).
930343239 is an frugal number, since it uses more digits than its factorization.
With its predecessor (930343238) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (509).
930343239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 509 (or 488 counting only the distinct ones).
The product of its (nonzero) digits is 52488, while the sum is 36.
The square root of 930343239 is about 30501.5284698980. The cubic root of 930343239 is about 976.2200773392.
The spelling of 930343239 in words is "nine hundred thirty million, three hundred forty-three thousand, two hundred thirty-nine".
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