Base | Representation |
---|---|
bin | 11101011010100101100… |
… | …100011011100110111110 |
3 | 21011020121201002111020210 |
4 | 131122211210123212332 |
5 | 231104323034420110 |
6 | 4144342443253250 |
7 | 266020325033433 |
oct | 35324544334676 |
9 | 7136551074223 |
10 | 2021412420030 |
11 | 70a304681993 |
12 | 28791ab1a226 |
13 | 1188067489b3 |
14 | 6dba059bb8a |
15 | 378acc43520 |
hex | 1d6a591b9be |
2021412420030 has 32 divisors (see below), whose sum is σ = 5106726115200. Its totient is φ = 510672611232.
The previous prime is 2021412420023. The next prime is 2021412420061. The reversal of 2021412420030 is 300242141202.
It is a super-2 number, since 2×20214124200302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2021412419979 and 2021412420006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1773168220 + ... + 1773169359.
It is an arithmetic number, because the mean of its divisors is an integer number (159585191100).
Almost surely, 22021412420030 is an apocalyptic number.
2021412420030 is an abundant number, since it is smaller than the sum of its proper divisors (3085313695170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021412420030 is a wasteful number, since it uses less digits than its factorization.
2021412420030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3546337608.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 2021412420030 its reverse (300242141202), we get a palindrome (2321654561232).
It can be divided in two parts, 2021412 and 420030, that added together give a palindrome (2441442).
The spelling of 2021412420030 in words is "two trillion, twenty-one billion, four hundred twelve million, four hundred twenty thousand, thirty".
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