Base | Representation |
---|---|
bin | 10011000110101001111010… |
… | …01001110101110011010101 |
3 | 12111202010102011210112000121 |
4 | 21203110331021311303111 |
5 | 21001243141341041041 |
6 | 225203101331111541 |
7 | 11564062316430010 |
oct | 1143247511656325 |
9 | 174663364715017 |
10 | 42010101112021 |
11 | 12427424970919 |
12 | 4865a09a425b1 |
13 | 1a596c675bca3 |
14 | a5342a6cc377 |
15 | 4ccba48cb7d1 |
hex | 26353d275cd5 |
42010101112021 has 16 divisors (see below), whose sum is σ = 48362835456000. Its totient is φ = 35745480263808.
The previous prime is 42010101111989. The next prime is 42010101112043. The reversal of 42010101112021 is 12021110101024.
It is not a de Polignac number, because 42010101112021 - 25 = 42010101111989 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42010101111986 and 42010101112004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42010101112921) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10375576 + ... + 13844593.
It is an arithmetic number, because the mean of its divisors is an integer number (3022677216000).
Almost surely, 242010101112021 is an apocalyptic number.
It is an amenable number.
42010101112021 is a deficient number, since it is larger than the sum of its proper divisors (6352734343979).
42010101112021 is a wasteful number, since it uses less digits than its factorization.
42010101112021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24221988.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 42010101112021 its reverse (12021110101024), we get a palindrome (54031211213045).
The spelling of 42010101112021 in words is "forty-two trillion, ten billion, one hundred one million, one hundred twelve thousand, twenty-one".
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