Search a number
-
+
2555253031 is a prime number
BaseRepresentation
bin1001100001001110…
…0001000100100111
320121002011022012011
42120103201010213
520213121044111
61101315535051
7120215202202
oct23023410447
96532138164
102555253031
1110a1412471
125b38ba487
13319506856
141a3514939
15ee4e2021
hex984e1127

2555253031 has 2 divisors, whose sum is σ = 2555253032. Its totient is φ = 2555253030.

The previous prime is 2555252989. The next prime is 2555253047. The reversal of 2555253031 is 1303525552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2555253031 - 211 = 2555250983 is a prime.

It is a super-2 number, since 2×25552530312 = 13058636104869373922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2555252984 and 2555253002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555253061) 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, 1277626515 + 1277626516.

It is an arithmetic number, because the mean of its divisors is an integer number (1277626516).

Almost surely, 22555253031 is an apocalyptic number.

2555253031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555253031 is an equidigital number, since it uses as much as digits as its factorization.

2555253031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 2555253031 is about 50549.5106900156. The cubic root of 2555253031 is about 1367.1346922178.

Adding to 2555253031 its reverse (1303525552), we get a palindrome (3858778583).

The spelling of 2555253031 in words is "two billion, five hundred fifty-five million, two hundred fifty-three thousand, thirty-one".