Search a number
-
+
61353233 is a prime number
BaseRepresentation
bin1110101000001…
…0110100010001
311021110001210222
43222002310101
5111201300413
610031002425
71343331254
oct352026421
9137401728
1061353233
11316a5657
1218669415
13c931bb6
14821109b
1555bdb08
hex3a82d11

61353233 has 2 divisors, whose sum is σ = 61353234. Its totient is φ = 61353232.

The previous prime is 61353203. The next prime is 61353269. The reversal of 61353233 is 33235316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48052624 + 13300609 = 6932^2 + 3647^2 .

It is a cyclic number.

It is not a de Polignac number, because 61353233 - 26 = 61353169 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61353203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30676616 + 30676617.

It is an arithmetic number, because the mean of its divisors is an integer number (30676617).

Almost surely, 261353233 is an apocalyptic number.

It is an amenable number.

61353233 is a deficient number, since it is larger than the sum of its proper divisors (1).

61353233 is an equidigital number, since it uses as much as digits as its factorization.

61353233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 26.

The square root of 61353233 is about 7832.8304590359. The cubic root of 61353233 is about 394.4080928008.

Adding to 61353233 its reverse (33235316), we get a palindrome (94588549).

The spelling of 61353233 in words is "sixty-one million, three hundred fifty-three thousand, two hundred thirty-three".