Base | Representation |
---|---|
bin | 1110100101000… |
… | …1010101011001 |
3 | 11021001202210022 |
4 | 3221101111121 |
5 | 111123304203 |
6 | 10022400225 |
7 | 1341525332 |
oct | 351212531 |
9 | 137052708 |
10 | 61150553 |
11 | 31577352 |
12 | 18590075 |
13 | c890879 |
14 | 819b289 |
15 | 557da38 |
hex | 3a51559 |
61150553 has 2 divisors, whose sum is σ = 61150554. Its totient is φ = 61150552.
The previous prime is 61150489. The next prime is 61150559. The reversal of 61150553 is 35505116.
61150553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61042969 + 107584 = 7813^2 + 328^2 .
It is a cyclic number.
It is not a de Polignac number, because 61150553 - 26 = 61150489 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (61150559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30575276 + 30575277.
It is an arithmetic number, because the mean of its divisors is an integer number (30575277).
Almost surely, 261150553 is an apocalyptic number.
It is an amenable number.
61150553 is a deficient number, since it is larger than the sum of its proper divisors (1).
61150553 is an equidigital number, since it uses as much as digits as its factorization.
61150553 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2250, while the sum is 26.
The square root of 61150553 is about 7819.8819044791. The cubic root of 61150553 is about 393.9733054999.
Adding to 61150553 its reverse (35505116), we get a palindrome (96655669).
The spelling of 61150553 in words is "sixty-one million, one hundred fifty thousand, five hundred fifty-three".
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