Base | Representation |
---|---|
bin | 11100101000110110… |
… | …110000011110011001 |
3 | 2221101000221201120100 |
4 | 130220312300132121 |
5 | 1000434023322131 |
6 | 22043151450013 |
7 | 2136006335541 |
oct | 345066603631 |
9 | 87330851510 |
10 | 30750214041 |
11 | 1204a76aa38 |
12 | 5b62226909 |
13 | 2b90936131 |
14 | 16b9d34321 |
15 | bee9197e6 |
hex | 728db0799 |
30750214041 has 12 divisors (see below), whose sum is σ = 44419192740. Its totient is φ = 20499119520.
The previous prime is 30750214039. The next prime is 30750214043. The reversal of 30750214041 is 14041205703.
It is an interprime number because it is at equal distance from previous prime (30750214039) and next prime (30750214043).
It can be written as a sum of positive squares in 2 ways, for example, as 16164579600 + 14585634441 = 127140^2 + 120771^2 .
It is not a de Polignac number, because 30750214041 - 21 = 30750214039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30750213996 and 30750214014.
It is not an unprimeable number, because it can be changed into a prime (30750214043) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135031 + ... + 282371.
It is an arithmetic number, because the mean of its divisors is an integer number (3701599395).
Almost surely, 230750214041 is an apocalyptic number.
It is an amenable number.
30750214041 is a deficient number, since it is larger than the sum of its proper divisors (13668978699).
30750214041 is a wasteful number, since it uses less digits than its factorization.
30750214041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170536 (or 170533 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
Adding to 30750214041 its reverse (14041205703), we get a palindrome (44791419744).
The spelling of 30750214041 in words is "thirty billion, seven hundred fifty million, two hundred fourteen thousand, forty-one".
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