Base | Representation |
---|---|
bin | 10111111010011… |
… | …000011000101001 |
3 | 1000221220001202222 |
4 | 113322120120221 |
5 | 1310200231301 |
6 | 103450403425 |
7 | 12640655402 |
oct | 2772303051 |
9 | 1027801688 |
10 | 401180201 |
11 | 196501694 |
12 | b2430575 |
13 | 65165846 |
14 | 3b3d09a9 |
15 | 2534831b |
hex | 17e98629 |
401180201 has 2 divisors, whose sum is σ = 401180202. Its totient is φ = 401180200.
The previous prime is 401180189. The next prime is 401180209. The reversal of 401180201 is 102081104.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 278856601 + 122323600 = 16699^2 + 11060^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-401180201 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 401180201.
It is not a weakly prime, because it can be changed into another prime (401180209) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200590100 + 200590101.
It is an arithmetic number, because the mean of its divisors is an integer number (200590101).
Almost surely, 2401180201 is an apocalyptic number.
It is an amenable number.
401180201 is a deficient number, since it is larger than the sum of its proper divisors (1).
401180201 is an equidigital number, since it uses as much as digits as its factorization.
401180201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 64, while the sum is 17.
The square root of 401180201 is about 20029.4832933853. The cubic root of 401180201 is about 737.5302378103.
The spelling of 401180201 in words is "four hundred one million, one hundred eighty thousand, two hundred one".
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