Base | Representation |
---|---|
bin | 1010100100011000000110… |
… | …01010000111101000101101 |
3 | 10001021201210222210121110212 |
4 | 11102030003022013220231 |
5 | 11021231231440214041 |
6 | 121232210400312205 |
7 | 4616020602215420 |
oct | 522140312075055 |
9 | 101251728717425 |
10 | 23240121023021 |
11 | 74500974a3381 |
12 | 2734111612665 |
13 | cc76c32a9ac6 |
14 | 5a4b839079b7 |
15 | 2a47dee8e8eb |
hex | 152303287a2d |
23240121023021 has 16 divisors (see below), whose sum is σ = 26641141193088. Its totient is φ = 19859355014400.
The previous prime is 23240121022997. The next prime is 23240121023051. The reversal of 23240121023021 is 12032012104232.
It is a cyclic number.
It is not a de Polignac number, because 23240121023021 - 26 = 23240121022957 is a prime.
It is a super-2 number, since 2×232401210230212 (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 (23240121023051) 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 15 ways as a sum of consecutive naturals, for example, 94505801 + ... + 94751393.
It is an arithmetic number, because the mean of its divisors is an integer number (1665071324568).
Almost surely, 223240121023021 is an apocalyptic number.
It is an amenable number.
23240121023021 is a deficient number, since it is larger than the sum of its proper divisors (3401020170067).
23240121023021 is a wasteful number, since it uses less digits than its factorization.
23240121023021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 286772.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 23240121023021 its reverse (12032012104232), we get a palindrome (35272133127253).
The spelling of 23240121023021 in words is "twenty-three trillion, two hundred forty billion, one hundred twenty-one million, twenty-three thousand, twenty-one".
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