Base | Representation |
---|---|
bin | 10111111010011… |
… | …110011100111110 |
3 | 1000221221022212110 |
4 | 113322132130332 |
5 | 1310202030204 |
6 | 103451114450 |
7 | 12641121015 |
oct | 2772363476 |
9 | 1027838773 |
10 | 401205054 |
11 | 196519328 |
12 | b2442a26 |
13 | 65173c53 |
14 | 3b3d9a7c |
15 | 25350889 |
hex | 17e9e73e |
401205054 has 32 divisors (see below), whose sum is σ = 843727104. Its totient is φ = 126938240.
The previous prime is 401205047. The next prime is 401205067. The reversal of 401205054 is 450502104.
It is a self number, because there is not a number n which added to its sum of digits gives 401205054.
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, 6982 + ... + 29174.
It is an arithmetic number, because the mean of its divisors is an integer number (26366472).
Almost surely, 2401205054 is an apocalyptic number.
401205054 is an abundant number, since it is smaller than the sum of its proper divisors (442522050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401205054 is a wasteful number, since it uses less digits than its factorization.
401205054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22352.
The product of its (nonzero) digits is 800, while the sum is 21.
The square root of 401205054 is about 20030.1036941899. The cubic root of 401205054 is about 737.5454674257.
Adding to 401205054 its reverse (450502104), we get a palindrome (851707158).
It can be divided in two parts, 4012050 and 54, that added together give a palindrome (4012104).
The spelling of 401205054 in words is "four hundred one million, two hundred five thousand, fifty-four".
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