Base | Representation |
---|---|
bin | 10111111110011… |
… | …01101010101111 |
3 | 112000102222100212 |
4 | 23333031222233 |
5 | 402441323211 |
6 | 31542413035 |
7 | 4661331641 |
oct | 1377155257 |
9 | 460388325 |
10 | 201120431 |
11 | a3588836 |
12 | 5743117b |
13 | 3288a295 |
14 | 1c9d4891 |
15 | 129cb38b |
hex | bfcdaaf |
201120431 has 2 divisors, whose sum is σ = 201120432. Its totient is φ = 201120430.
The previous prime is 201120427. The next prime is 201120449. The reversal of 201120431 is 134021102.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 201120431 - 22 = 201120427 is a prime.
It is a super-2 number, since 2×2011204312 = 80898855531251522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (201120401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560215 + 100560216.
It is an arithmetic number, because the mean of its divisors is an integer number (100560216).
Almost surely, 2201120431 is an apocalyptic number.
201120431 is a deficient number, since it is larger than the sum of its proper divisors (1).
201120431 is an equidigital number, since it uses as much as digits as its factorization.
201120431 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.
The square root of 201120431 is about 14181.6935166432. The cubic root of 201120431 is about 585.8935680546.
Adding to 201120431 its reverse (134021102), we get a palindrome (335141533).
The spelling of 201120431 in words is "two hundred one million, one hundred twenty thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •