Base | Representation |
---|---|
bin | 1101110101010110100010… |
… | …11011011100110100010100 |
3 | 10222201011112222222201101122 |
4 | 12322223101123130310110 |
5 | 12441402111314234330 |
6 | 144410545533543112 |
7 | 6256543440543326 |
oct | 672532133346424 |
9 | 128634488881348 |
10 | 30420472024340 |
11 | 9769282441332 |
12 | 34b3836644a98 |
13 | 13c883b193858 |
14 | 7725043c7616 |
15 | 37b48dacc5e5 |
hex | 1baad16dcd14 |
30420472024340 has 24 divisors (see below), whose sum is σ = 63926419587072. Its totient is φ = 12159916745760.
The previous prime is 30420472024333. The next prime is 30420472024343. The reversal of 30420472024340 is 4342027402403.
It is a self number, because there is not a number n which added to its sum of digits gives 30420472024340.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30420472024343) 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, 516973844 + ... + 517032683.
It is an arithmetic number, because the mean of its divisors is an integer number (2663600816128).
Almost surely, 230420472024340 is an apocalyptic number.
It is an amenable number.
30420472024340 is an abundant number, since it is smaller than the sum of its proper divisors (33505947562732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30420472024340 is a wasteful number, since it uses less digits than its factorization.
30420472024340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1034008007 (or 1034008005 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 35.
Adding to 30420472024340 its reverse (4342027402403), we get a palindrome (34762499426743).
The spelling of 30420472024340 in words is "thirty trillion, four hundred twenty billion, four hundred seventy-two million, twenty-four thousand, three hundred forty".
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