Base | Representation |
---|---|
bin | 10111111100011… |
… | …110111010011011 |
3 | 1000222221001122100 |
4 | 113330132322123 |
5 | 1310320344402 |
6 | 103510254443 |
7 | 12645442032 |
oct | 2774367233 |
9 | 1028831570 |
10 | 401731227 |
11 | 196848687 |
12 | b2657423 |
13 | 652c95b1 |
14 | 3b4d5719 |
15 | 2540671c |
hex | 17f1ee9b |
401731227 has 12 divisors (see below), whose sum is σ = 580452184. Its totient is φ = 267740640.
The previous prime is 401731219. The next prime is 401731249. The reversal of 401731227 is 722137104.
It is a happy number.
401731227 is a `hidden beast` number, since 401 + 7 + 31 + 227 = 666.
It is not a de Polignac number, because 401731227 - 23 = 401731219 is a prime.
It is a super-2 number, since 2×4017312272 = 322775957493851058, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 401731227.
It is not an unprimeable number, because it can be changed into a prime (401731217) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55743 + ... + 62535.
Almost surely, 2401731227 is an apocalyptic number.
401731227 is a deficient number, since it is larger than the sum of its proper divisors (178720957).
401731227 is a wasteful number, since it uses less digits than its factorization.
401731227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13370 (or 13367 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 27.
The square root of 401731227 is about 20043.2339456486. The cubic root of 401731227 is about 737.8677523181.
The spelling of 401731227 in words is "four hundred one million, seven hundred thirty-one thousand, two hundred twenty-seven".
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