Base | Representation |
---|---|
bin | 1001011010100111… |
… | …10111110010011101 |
3 | 111001022011021212111 |
4 | 10231103313302131 |
5 | 40323104320021 |
6 | 2153341234021 |
7 | 236162035216 |
oct | 45523676235 |
9 | 14038137774 |
10 | 5055151261 |
11 | 2164556a66 |
12 | b90b62911 |
13 | 6273cb884 |
14 | 35d53a40d |
15 | 1e8bec8e1 |
hex | 12d4f7c9d |
5055151261 has 2 divisors, whose sum is σ = 5055151262. Its totient is φ = 5055151260.
The previous prime is 5055151249. The next prime is 5055151279. The reversal of 5055151261 is 1621515505.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3864487225 + 1190664036 = 62165^2 + 34506^2 .
It is a cyclic number.
It is not a de Polignac number, because 5055151261 - 211 = 5055149213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5055151291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527575630 + 2527575631.
It is an arithmetic number, because the mean of its divisors is an integer number (2527575631).
Almost surely, 25055151261 is an apocalyptic number.
It is an amenable number.
5055151261 is a deficient number, since it is larger than the sum of its proper divisors (1).
5055151261 is an equidigital number, since it uses as much as digits as its factorization.
5055151261 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7500, while the sum is 31.
The square root of 5055151261 is about 71099.5869256636. The cubic root of 5055151261 is about 1716.2401263112.
Adding to 5055151261 its reverse (1621515505), we get a palindrome (6676666766).
The spelling of 5055151261 in words is "five billion, fifty-five million, one hundred fifty-one thousand, two hundred sixty-one".
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