Base | Representation |
---|---|
bin | 1101101100000101100001… |
… | …11110101000101100110111 |
3 | 10221120201210002220011122012 |
4 | 12312002300332220230313 |
5 | 12421143100101120043 |
6 | 144004414104554435 |
7 | 6224543046264113 |
oct | 666026076505467 |
9 | 127521702804565 |
10 | 30102100020023 |
11 | 9656257779299 |
12 | 3461ba4482a1b |
13 | 13a4801045995 |
14 | 760d412a0743 |
15 | 373058581a18 |
hex | 1b60b0fa8b37 |
30102100020023 has 8 divisors (see below), whose sum is σ = 30114140035200. Its totient is φ = 30090060781920.
The previous prime is 30102100020017. The next prime is 30102100020067. The reversal of 30102100020023 is 32002000120103.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30102100020023 - 234 = 30084920150839 is a prime.
It is a super-2 number, since 2×301021000200232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30102100020323) 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, 84653786 + ... + 85008632.
It is an arithmetic number, because the mean of its divisors is an integer number (3764267504400).
Almost surely, 230102100020023 is an apocalyptic number.
30102100020023 is a deficient number, since it is larger than the sum of its proper divisors (12040015177).
30102100020023 is a wasteful number, since it uses less digits than its factorization.
30102100020023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 388537.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 30102100020023 its reverse (32002000120103), we get a palindrome (62104100140126).
The spelling of 30102100020023 in words is "thirty trillion, one hundred two billion, one hundred million, twenty thousand, twenty-three".
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