Base | Representation |
---|---|
bin | 11100000101100011… |
… | …110100100001101100 |
3 | 2212211202200112120022 |
4 | 130011203310201230 |
5 | 443230430003330 |
6 | 21504315341312 |
7 | 2115226113161 |
oct | 340543644154 |
9 | 85752615508 |
10 | 30158047340 |
11 | 11876482373 |
12 | 5a17a51838 |
13 | 2ac8050b35 |
14 | 166142a068 |
15 | bb7947ae5 |
hex | 7058f486c |
30158047340 has 24 divisors (see below), whose sum is σ = 63372074640. Its totient is φ = 12055566528.
The previous prime is 30158047319. The next prime is 30158047349. The reversal of 30158047340 is 4374085103.
It is a self number, because there is not a number n which added to its sum of digits gives 30158047340.
It is not an unprimeable number, because it can be changed into a prime (30158047349) 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, 445907 + ... + 509066.
It is an arithmetic number, because the mean of its divisors is an integer number (2640503110).
Almost surely, 230158047340 is an apocalyptic number.
It is an amenable number.
30158047340 is an abundant number, since it is smaller than the sum of its proper divisors (33214027300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30158047340 is a wasteful number, since it uses less digits than its factorization.
30158047340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 956561 (or 956559 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 35.
The spelling of 30158047340 in words is "thirty billion, one hundred fifty-eight million, forty-seven thousand, three hundred forty".
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