Base | Representation |
---|---|
bin | 11110001011111… |
… | …11000101010101 |
3 | 122122111021121201 |
4 | 33011333011111 |
5 | 1004311233344 |
6 | 41043312501 |
7 | 6163253104 |
oct | 1705770525 |
9 | 578437551 |
10 | 253227349 |
11 | 11aa38501 |
12 | 7097b731 |
13 | 4060268b |
14 | 258ba03b |
15 | 173704d4 |
hex | f17f155 |
253227349 has 2 divisors, whose sum is σ = 253227350. Its totient is φ = 253227348.
The previous prime is 253227343. The next prime is 253227367. The reversal of 253227349 is 943722352.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 209004849 + 44222500 = 14457^2 + 6650^2 .
It is a cyclic number.
It is not a de Polignac number, because 253227349 - 221 = 251130197 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (253227343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126613674 + 126613675.
It is an arithmetic number, because the mean of its divisors is an integer number (126613675).
Almost surely, 2253227349 is an apocalyptic number.
It is an amenable number.
253227349 is a deficient number, since it is larger than the sum of its proper divisors (1).
253227349 is an equidigital number, since it uses as much as digits as its factorization.
253227349 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 90720, while the sum is 37.
The square root of 253227349 is about 15913.1187703731. The cubic root of 253227349 is about 632.6597462431.
The spelling of 253227349 in words is "two hundred fifty-three million, two hundred twenty-seven thousand, three hundred forty-nine".
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