Base | Representation |
---|---|
bin | 1110101000001… |
… | …0001111000101 |
3 | 11021102221112211 |
4 | 3222002033011 |
5 | 111201211403 |
6 | 10030543421 |
7 | 1343321314 |
oct | 352021705 |
9 | 137387484 |
10 | 61350853 |
11 | 316a3893 |
12 | 18667b71 |
13 | c930aa5 |
14 | 821027b |
15 | 55bd06d |
hex | 3a823c5 |
61350853 has 2 divisors, whose sum is σ = 61350854. Its totient is φ = 61350852.
The previous prime is 61350833. The next prime is 61350857. The reversal of 61350853 is 35805316.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45724644 + 15626209 = 6762^2 + 3953^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-61350853 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61350857) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30675426 + 30675427.
It is an arithmetic number, because the mean of its divisors is an integer number (30675427).
Almost surely, 261350853 is an apocalyptic number.
It is an amenable number.
61350853 is a deficient number, since it is larger than the sum of its proper divisors (1).
61350853 is an equidigital number, since it uses as much as digits as its factorization.
61350853 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10800, while the sum is 31.
The square root of 61350853 is about 7832.6785329158. The cubic root of 61350853 is about 394.4029928066.
The spelling of 61350853 in words is "sixty-one million, three hundred fifty thousand, eight hundred fifty-three".
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