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2152338557 is a prime number
BaseRepresentation
bin1000000001001010…
…0001010001111101
312120000000010102212
42000102201101331
513401444313212
6553324030205
7104223401345
oct20022412175
95500003385
102152338557
11a04a368a6
12500992365
13283bb4815
14165bd1d25
15c8e54e22
hex804a147d

2152338557 has 2 divisors, whose sum is σ = 2152338558. Its totient is φ = 2152338556.

The previous prime is 2152338541. The next prime is 2152338569. The reversal of 2152338557 is 7558332512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1618774756 + 533563801 = 40234^2 + 23099^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152338557 - 24 = 2152338541 is a prime.

It is a super-2 number, since 2×21523385572 = 9265122527897684498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152338757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076169278 + 1076169279.

It is an arithmetic number, because the mean of its divisors is an integer number (1076169279).

Almost surely, 22152338557 is an apocalyptic number.

It is an amenable number.

2152338557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152338557 is an equidigital number, since it uses as much as digits as its factorization.

2152338557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 2152338557 is about 46393.3029326432. The cubic root of 2152338557 is about 1291.1306628513.

The spelling of 2152338557 in words is "two billion, one hundred fifty-two million, three hundred thirty-eight thousand, five hundred fifty-seven".