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4157001229 is a prime number
BaseRepresentation
bin1111011111000110…
…1100111000001101
3101201201010112122111
43313301230320031
532003143014404
61524254544021
7205004633053
oct36761547015
911651115574
104157001229
111843578607
12980208011
13513302254
142b61421d3
15194e39104
hexf7c6ce0d

4157001229 has 2 divisors, whose sum is σ = 4157001230. Its totient is φ = 4157001228.

The previous prime is 4157001197. The next prime is 4157001269. The reversal of 4157001229 is 9221007514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3596400900 + 560600329 = 59970^2 + 23677^2 .

It is a cyclic number.

It is not a de Polignac number, because 4157001229 - 25 = 4157001197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4157001229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4157001269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2078500614 + 2078500615.

It is an arithmetic number, because the mean of its divisors is an integer number (2078500615).

Almost surely, 24157001229 is an apocalyptic number.

It is an amenable number.

4157001229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4157001229 is an equidigital number, since it uses as much as digits as its factorization.

4157001229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 4157001229 is about 64474.8108101141. The cubic root of 4157001229 is about 1607.9037606744.

The spelling of 4157001229 in words is "four billion, one hundred fifty-seven million, one thousand, two hundred twenty-nine".