Base | Representation |
---|---|
bin | 11100000011100000… |
… | …001001010111111011 |
3 | 2212202100201212022001 |
4 | 130003200021113323 |
5 | 443143110422343 |
6 | 21501043441431 |
7 | 2114326530550 |
oct | 340340112773 |
9 | 85670655261 |
10 | 30123529723 |
11 | 11858a46811 |
12 | 5a08386277 |
13 | 2ac0b56801 |
14 | 165aa02a27 |
15 | bb48ca44d |
hex | 7038095fb |
30123529723 has 8 divisors (see below), whose sum is σ = 34678183392. Its totient is φ = 25631699136.
The previous prime is 30123529697. The next prime is 30123529769. The reversal of 30123529723 is 32792532103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30123529723 - 217 = 30123398651 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30123509723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15704740 + ... + 15706657.
It is an arithmetic number, because the mean of its divisors is an integer number (4334772924).
Almost surely, 230123529723 is an apocalyptic number.
30123529723 is a deficient number, since it is larger than the sum of its proper divisors (4554653669).
30123529723 is a wasteful number, since it uses less digits than its factorization.
30123529723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31411541.
The product of its (nonzero) digits is 68040, while the sum is 37.
The spelling of 30123529723 in words is "thirty billion, one hundred twenty-three million, five hundred twenty-nine thousand, seven hundred twenty-three".
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