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2555000213 is a prime number
BaseRepresentation
bin1001100001001010…
…0011010110010101
320121001200110101112
42120102203112111
520213040001323
61101310304405
7120213100133
oct23022432625
96531613345
102555000213
1110a125a527
125b37b8105
1331944875c
141a348a753
15ee492178
hex984a3595

2555000213 has 2 divisors, whose sum is σ = 2555000214. Its totient is φ = 2555000212.

The previous prime is 2555000207. The next prime is 2555000237. The reversal of 2555000213 is 3120005552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1318633969 + 1236366244 = 36313^2 + 35162^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555000213 - 24 = 2555000197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555000263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277500106 + 1277500107.

It is an arithmetic number, because the mean of its divisors is an integer number (1277500107).

Almost surely, 22555000213 is an apocalyptic number.

It is an amenable number.

2555000213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555000213 is an equidigital number, since it uses as much as digits as its factorization.

2555000213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 2555000213 is about 50547.0099313500. The cubic root of 2555000213 is about 1367.0896024029.

Adding to 2555000213 its reverse (3120005552), we get a palindrome (5675005765).

The spelling of 2555000213 in words is "two billion, five hundred fifty-five million, two hundred thirteen", and thus it is an aban number.