Search a number
-
+
144210701 is a prime number
BaseRepresentation
bin10001001100001…
…11101100001101
3101001100122220002
420212013230031
5243404220301
622150534045
73400525235
oct1046075415
9331318802
10144210701
11744486a8
1240367325
1323b52a9b
141521ccc5
15c9d916b
hex8987b0d

144210701 has 2 divisors, whose sum is σ = 144210702. Its totient is φ = 144210700.

The previous prime is 144210673. The next prime is 144210709. The reversal of 144210701 is 107012441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136866601 + 7344100 = 11699^2 + 2710^2 .

It is a cyclic number.

It is not a de Polignac number, because 144210701 - 218 = 143948557 is a prime.

It is a super-2 number, since 2×1442107012 = 41593452565822802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144210709) 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, 72105350 + 72105351.

It is an arithmetic number, because the mean of its divisors is an integer number (72105351).

Almost surely, 2144210701 is an apocalyptic number.

It is an amenable number.

144210701 is a deficient number, since it is larger than the sum of its proper divisors (1).

144210701 is an equidigital number, since it uses as much as digits as its factorization.

144210701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 144210701 is about 12008.7759992432. The cubic root of 144210701 is about 524.4037990863.

The spelling of 144210701 in words is "one hundred forty-four million, two hundred ten thousand, seven hundred one".