Base | Representation |
---|---|
bin | 11100110101011010… |
… | …101001010010101010 |
3 | 2221220201111010202101 |
4 | 130311122221102222 |
5 | 1001402000322034 |
6 | 22120120324014 |
7 | 2144145501445 |
oct | 346532512252 |
9 | 87821433671 |
10 | 30960948394 |
11 | 12148714862 |
12 | 600091360a |
13 | 2bc54ab30c |
14 | 16d9d0c65c |
15 | c13194514 |
hex | 7356a94aa |
30960948394 has 4 divisors (see below), whose sum is σ = 46441422594. Its totient is φ = 15480474196.
The previous prime is 30960948371. The next prime is 30960948409. The reversal of 30960948394 is 49384906903.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49384906903 = 31 ⋅1593061513.
It can be written as a sum of positive squares in only one way, i.e., 26483331169 + 4477617225 = 162737^2 + 66915^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7740237097 + ... + 7740237100.
Almost surely, 230960948394 is an apocalyptic number.
30960948394 is a deficient number, since it is larger than the sum of its proper divisors (15480474200).
30960948394 is a wasteful number, since it uses less digits than its factorization.
30960948394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15480474199.
The product of its (nonzero) digits is 5038848, while the sum is 55.
The spelling of 30960948394 in words is "thirty billion, nine hundred sixty million, nine hundred forty-eight thousand, three hundred ninety-four".
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