Base | Representation |
---|---|
bin | 111010111000110011… |
… | …110110001111111101 |
3 | 20001012121122222210021 |
4 | 322320303312033331 |
5 | 2013443404011222 |
6 | 45014133212141 |
7 | 4365621222451 |
oct | 727063661775 |
9 | 201177588707 |
10 | 63230141437 |
11 | 248a7848141 |
12 | 10307791051 |
13 | 5c68a20198 |
14 | 30bb886661 |
15 | 19a1106ac7 |
hex | eb8cf63fd |
63230141437 has 2 divisors, whose sum is σ = 63230141438. Its totient is φ = 63230141436.
The previous prime is 63230141393. The next prime is 63230141449. The reversal of 63230141437 is 73414103236.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61209728836 + 2020412601 = 247406^2 + 44949^2 .
It is a cyclic number.
It is not a de Polignac number, because 63230141437 - 219 = 63229617149 is a prime.
It is a super-2 number, since 2×632301414372 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (63230141497) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31615070718 + 31615070719.
It is an arithmetic number, because the mean of its divisors is an integer number (31615070719).
Almost surely, 263230141437 is an apocalyptic number.
It is an amenable number.
63230141437 is a deficient number, since it is larger than the sum of its proper divisors (1).
63230141437 is an equidigital number, since it uses as much as digits as its factorization.
63230141437 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36288, while the sum is 34.
The spelling of 63230141437 in words is "sixty-three billion, two hundred thirty million, one hundred forty-one thousand, four hundred thirty-seven".
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