Base | Representation |
---|---|
bin | 11100001101101011… |
… | …100011101001011011 |
3 | 2220012021001112120221 |
4 | 130031223203221123 |
5 | 444020314334313 |
6 | 21530023500511 |
7 | 2121502146115 |
oct | 341553435133 |
9 | 86167045527 |
10 | 30294293083 |
11 | 1193637a85a |
12 | 5a555b7737 |
13 | 2b1a345412 |
14 | 16755743b5 |
15 | bc48abc8d |
hex | 70dae3a5b |
30294293083 has 4 divisors (see below), whose sum is σ = 30403659040. Its totient is φ = 30184927128.
The previous prime is 30294293059. The next prime is 30294293137. The reversal of 30294293083 is 38039249203.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38039249203 = 727 ⋅52323589.
It is a cyclic number.
It is not a de Polignac number, because 30294293083 - 29 = 30294292571 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30294293023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54682563 + ... + 54683116.
It is an arithmetic number, because the mean of its divisors is an integer number (7600914760).
Almost surely, 230294293083 is an apocalyptic number.
30294293083 is a deficient number, since it is larger than the sum of its proper divisors (109365957).
30294293083 is a wasteful number, since it uses less digits than its factorization.
30294293083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109365956.
The product of its (nonzero) digits is 279936, while the sum is 43.
The spelling of 30294293083 in words is "thirty billion, two hundred ninety-four million, two hundred ninety-three thousand, eighty-three".
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