Base | Representation |
---|---|
bin | 1101101100100111101010… |
… | …00011100100011011010111 |
3 | 10221122111001222222212120112 |
4 | 12312103311003210123113 |
5 | 12421443111020024421 |
6 | 144021044133153235 |
7 | 6226062064650644 |
oct | 666236503443327 |
9 | 127574058885515 |
10 | 30120422033111 |
11 | 9662aa9aaa973 |
12 | 346565848b81b |
13 | 13a6460bb0847 |
14 | 761b9c790dcb |
15 | 37377bd4645b |
hex | 1b64f50e46d7 |
30120422033111 has 48 divisors (see below), whose sum is σ = 32187227904000. Its totient is φ = 28126938026880.
The previous prime is 30120422033089. The next prime is 30120422033123. The reversal of 30120422033111 is 11133022402103.
It is a de Polignac number, because none of the positive numbers 2k-30120422033111 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30120422033311) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15067743890 + ... + 15067745888.
It is an arithmetic number, because the mean of its divisors is an integer number (670567248000).
Almost surely, 230120422033111 is an apocalyptic number.
30120422033111 is a deficient number, since it is larger than the sum of its proper divisors (2066805870889).
30120422033111 is a wasteful number, since it uses less digits than its factorization.
30120422033111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2724 (or 2525 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 30120422033111 its reverse (11133022402103), we get a palindrome (41253444435214).
The spelling of 30120422033111 in words is "thirty trillion, one hundred twenty billion, four hundred twenty-two million, thirty-three thousand, one hundred eleven".
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