Base | Representation |
---|---|
bin | 1001100100000011110000… |
… | …01000110111001000011111 |
3 | 2202110110120002100122020220 |
4 | 10302001320020313020133 |
5 | 10224024244410020421 |
6 | 112421043525412423 |
7 | 4300244232030303 |
oct | 462017010671037 |
9 | 82413502318226 |
10 | 21030175470111 |
11 | 6778935885285 |
12 | 243795726a113 |
13 | b971a20c0722 |
14 | 529c1a147d03 |
15 | 26709a8373c6 |
hex | 13207823721f |
21030175470111 has 16 divisors (see below), whose sum is σ = 28595577913344. Its totient is φ = 13742931724704.
The previous prime is 21030175470071. The next prime is 21030175470119. The reversal of 21030175470111 is 11107457103012.
It is not a de Polignac number, because 21030175470111 - 26 = 21030175470047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21030175470119) 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, 60666751 + ... + 61012416.
It is an arithmetic number, because the mean of its divisors is an integer number (1787223619584).
Almost surely, 221030175470111 is an apocalyptic number.
21030175470111 is a deficient number, since it is larger than the sum of its proper divisors (7565402443233).
21030175470111 is a wasteful number, since it uses less digits than its factorization.
21030175470111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121680310.
The product of its (nonzero) digits is 5880, while the sum is 33.
The spelling of 21030175470111 in words is "twenty-one trillion, thirty billion, one hundred seventy-five million, four hundred seventy thousand, one hundred eleven".
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