Base | Representation |
---|---|
bin | 1011101001011100110… |
… | …00000010011101111111 |
3 | 1102021000022202002100012 |
4 | 11310232120002131333 |
5 | 23024112230341111 |
6 | 503504241253435 |
7 | 40625401654664 |
oct | 5645630023577 |
9 | 1367008662305 |
10 | 400210012031 |
11 | 144801133565 |
12 | 6569163427b |
13 | 2b97ccbc80b |
14 | 1552802da6b |
15 | a62507e48b |
hex | 5d2e60277f |
400210012031 has 2 divisors, whose sum is σ = 400210012032. Its totient is φ = 400210012030.
The previous prime is 400210012003. The next prime is 400210012051. The reversal of 400210012031 is 130210012004.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 400210012031 - 210 = 400210011007 is a prime.
It is a super-2 number, since 2×4002100120312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 400210011997 and 400210012015.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (400210012051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200105006015 + 200105006016.
It is an arithmetic number, because the mean of its divisors is an integer number (200105006016).
Almost surely, 2400210012031 is an apocalyptic number.
400210012031 is a deficient number, since it is larger than the sum of its proper divisors (1).
400210012031 is an equidigital number, since it uses as much as digits as its factorization.
400210012031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 400210012031 its reverse (130210012004), we get a palindrome (530420024035).
The spelling of 400210012031 in words is "four hundred billion, two hundred ten million, twelve thousand, thirty-one".
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