Base | Representation |
---|---|
bin | 1011101010111011000… |
… | …01111001100100001101 |
3 | 1102100001110100211220101 |
4 | 11311131201321210031 |
5 | 23032222242014112 |
6 | 504114541451101 |
7 | 40654116222112 |
oct | 5653541714415 |
9 | 1370043324811 |
10 | 401001126157 |
11 | 145077755295 |
12 | 65872570a91 |
13 | 2ba77b80c98 |
14 | 155a1124909 |
15 | a66e74d757 |
hex | 5d5d87990d |
401001126157 has 2 divisors, whose sum is σ = 401001126158. Its totient is φ = 401001126156.
The previous prime is 401001126049. The next prime is 401001126187. The reversal of 401001126157 is 751621100104.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 333582484356 + 67418641801 = 577566^2 + 259651^2 .
It is a cyclic number.
It is not a de Polignac number, because 401001126157 - 223 = 400992737549 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (401001126187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200500563078 + 200500563079.
It is an arithmetic number, because the mean of its divisors is an integer number (200500563079).
Almost surely, 2401001126157 is an apocalyptic number.
It is an amenable number.
401001126157 is a deficient number, since it is larger than the sum of its proper divisors (1).
401001126157 is an equidigital number, since it uses as much as digits as its factorization.
401001126157 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1680, while the sum is 28.
The spelling of 401001126157 in words is "four hundred one billion, one million, one hundred twenty-six thousand, one hundred fifty-seven".
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