Search a number
-
+
2252357197 is a prime number
BaseRepresentation
bin1000011001000000…
…0011111001001101
312210222012121012221
42012100003321031
514103100412242
61011255455341
7106546502026
oct20620037115
95728177187
102252357197
11a56440332
1252a387551
1329b83394c
141751c9c4d
15d2b10167
hex86403e4d

2252357197 has 2 divisors, whose sum is σ = 2252357198. Its totient is φ = 2252357196.

The previous prime is 2252357137. The next prime is 2252357213. The reversal of 2252357197 is 7917532522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1530843876 + 721513321 = 39126^2 + 26861^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252357197 - 223 = 2243968589 is a prime.

It is a super-2 number, since 2×22523571972 = 10146225885755393618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2252357117) 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, 1126178598 + 1126178599.

It is an arithmetic number, because the mean of its divisors is an integer number (1126178599).

Almost surely, 22252357197 is an apocalyptic number.

It is an amenable number.

2252357197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252357197 is an equidigital number, since it uses as much as digits as its factorization.

2252357197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 43.

The square root of 2252357197 is about 47459.0054362710. The cubic root of 2252357197 is about 1310.8281376747.

The spelling of 2252357197 in words is "two billion, two hundred fifty-two million, three hundred fifty-seven thousand, one hundred ninety-seven".