Base | Representation |
---|---|
bin | 1001100011010001111001… |
… | …10100010000101001111110 |
3 | 2202100220110210011201022100 |
4 | 10301220330310100221332 |
5 | 10223104441031110420 |
6 | 112400500013325530 |
7 | 4265306042543352 |
oct | 461507464205176 |
9 | 82326423151270 |
10 | 21003410410110 |
11 | 6768550689587 |
12 | 24327277968a6 |
13 | b947c7cab80b |
14 | 5287db5c1462 |
15 | 266530c0e190 |
hex | 131a3cd10a7e |
21003410410110 has 48 divisors (see below), whose sum is σ = 54609926479056. Its totient is φ = 5600800785024.
The previous prime is 21003410410061. The next prime is 21003410410117. The reversal of 21003410410110 is 1101401430012.
21003410410110 is a `hidden beast` number, since 2 + 100 + 3 + 41 + 0 + 410 + 110 = 666.
It is a super-2 number, since 2×210034104101102 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21003410410117) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2455602 + ... + 6930858.
It is an arithmetic number, because the mean of its divisors is an integer number (1137706801647).
Almost surely, 221003410410110 is an apocalyptic number.
21003410410110 is an abundant number, since it is smaller than the sum of its proper divisors (33606516068946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21003410410110 is a wasteful number, since it uses less digits than its factorization.
21003410410110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4527417 (or 4527414 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 21003410410110 its reverse (1101401430012), we get a palindrome (22104811840122).
The spelling of 21003410410110 in words is "twenty-one trillion, three billion, four hundred ten million, four hundred ten thousand, one hundred ten".
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