Base | Representation |
---|---|
bin | 11100010101011110… |
… | …111110100001001001 |
3 | 2220112101101221221210 |
4 | 130111132332201021 |
5 | 444302323304001 |
6 | 21551021523333 |
7 | 2124652020621 |
oct | 342536764111 |
9 | 86471357853 |
10 | 30425213001 |
11 | 119a326a937 |
12 | 5a91413549 |
13 | 2b3b4c3821 |
14 | 1688ad3881 |
15 | bd111cdd6 |
hex | 7157be849 |
30425213001 has 4 divisors (see below), whose sum is σ = 40566950672. Its totient is φ = 20283475332.
The previous prime is 30425212997. The next prime is 30425213081. The reversal of 30425213001 is 10031252403.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10031252403 = 3 ⋅3343750801.
It is not a de Polignac number, because 30425213001 - 22 = 30425212997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30425213081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5070868831 + ... + 5070868836.
It is an arithmetic number, because the mean of its divisors is an integer number (10141737668).
Almost surely, 230425213001 is an apocalyptic number.
It is an amenable number.
30425213001 is a deficient number, since it is larger than the sum of its proper divisors (10141737671).
30425213001 is a wasteful number, since it uses less digits than its factorization.
30425213001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10141737670.
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 30425213001 its reverse (10031252403), we get a palindrome (40456465404).
The spelling of 30425213001 in words is "thirty billion, four hundred twenty-five million, two hundred thirteen thousand, one".
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