Base | Representation |
---|---|
bin | 111010000001… |
… | …1101001110001 |
3 | 2010020200102102 |
4 | 1310003221301 |
5 | 30242024130 |
6 | 3004030145 |
7 | 516411506 |
oct | 164035161 |
9 | 63220372 |
10 | 30423665 |
11 | 1619a828 |
12 | a232355 |
13 | 63c2a8c |
14 | 407d4ad |
15 | 2a0e645 |
hex | 1d03a71 |
30423665 has 8 divisors (see below), whose sum is σ = 36570048. Its totient is φ = 24297840.
The previous prime is 30423619. The next prime is 30423683. The reversal of 30423665 is 56632403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30423665 - 210 = 30422641 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667 + ... + 7976.
It is an arithmetic number, because the mean of its divisors is an integer number (4571256).
Almost surely, 230423665 is an apocalyptic number.
It is an amenable number.
30423665 is a deficient number, since it is larger than the sum of its proper divisors (6146383).
30423665 is an equidigital number, since it uses as much as digits as its factorization.
30423665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10279.
The product of its (nonzero) digits is 12960, while the sum is 29.
The square root of 30423665 is about 5515.7651327808. The cubic root of 30423665 is about 312.1791138154.
The spelling of 30423665 in words is "thirty million, four hundred twenty-three thousand, six hundred sixty-five".
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