Base | Representation |
---|---|
bin | 11100000100100011… |
… | …011010000011110011 |
3 | 2212210120220122211210 |
4 | 130010203122003303 |
5 | 443212114133330 |
6 | 21502513411203 |
7 | 2114632435020 |
oct | 340443320363 |
9 | 85716818753 |
10 | 30141161715 |
11 | 11867999a05 |
12 | 5a12269b03 |
13 | 2ac46bb142 |
14 | 165d0b2547 |
15 | bb620e8b0 |
hex | 7048da0f3 |
30141161715 has 32 divisors (see below), whose sum is σ = 55126342656. Its totient is φ = 13776048000.
The previous prime is 30141161681. The next prime is 30141161717. The reversal of 30141161715 is 51716114103.
It is not a de Polignac number, because 30141161715 - 28 = 30141161459 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30141161717) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551514 + ... + 603696.
It is an arithmetic number, because the mean of its divisors is an integer number (1722698208).
Almost surely, 230141161715 is an apocalyptic number.
30141161715 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30141161715 is a deficient number, since it is larger than the sum of its proper divisors (24985180941).
30141161715 is a wasteful number, since it uses less digits than its factorization.
30141161715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57699.
The product of its (nonzero) digits is 2520, while the sum is 30.
Adding to 30141161715 its reverse (51716114103), we get a palindrome (81857275818).
The spelling of 30141161715 in words is "thirty billion, one hundred forty-one million, one hundred sixty-one thousand, seven hundred fifteen".
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