Base | Representation |
---|---|
bin | 100000001011010110011… |
… | …001111011100101101000 |
3 | 21211101112001022101120201 |
4 | 200023112121323211220 |
5 | 242212024314441130 |
6 | 4411452131001544 |
7 | 315516565351402 |
oct | 40132631734550 |
9 | 7741461271521 |
10 | 2211210312040 |
11 | 782850636384 |
12 | 2b8669a392b4 |
13 | 130693235a82 |
14 | 79047749b72 |
15 | 3c7ba6d5bca |
hex | 202d667b968 |
2211210312040 has 32 divisors (see below), whose sum is σ = 4985439310080. Its totient is φ = 882667927872.
The previous prime is 2211210312023. The next prime is 2211210312049. The reversal of 2211210312040 is 402130121122.
It is a junction number, because it is equal to n+sod(n) for n = 2211210311999 and 2211210312017.
It is not an unprimeable number, because it can be changed into a prime (2211210312049) 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, 56736432 + ... + 56775391.
It is an arithmetic number, because the mean of its divisors is an integer number (155794978440).
Almost surely, 22211210312040 is an apocalyptic number.
2211210312040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2211210312040 is an abundant number, since it is smaller than the sum of its proper divisors (2774228998040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211210312040 is a wasteful number, since it uses less digits than its factorization.
2211210312040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113512321 (or 113512317 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 2211210312040 its reverse (402130121122), we get a palindrome (2613340433162).
The spelling of 2211210312040 in words is "two trillion, two hundred eleven billion, two hundred ten million, three hundred twelve thousand, forty".
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