Search a number
-
+
144379076 = 22346110429
BaseRepresentation
bin10001001101100…
…00110011000100
3101001200012212012
420212300303010
5243430112301
622154313352
73402126152
oct1046606304
9331605765
10144379076
1174553156
1240428858
1323bb160a
14152643d2
15ca1debb
hex89b0cc4

144379076 has 12 divisors (see below), whose sum is σ = 252760620. Its totient is φ = 72161760.

The previous prime is 144379033. The next prime is 144379091. The reversal of 144379076 is 670973441.

It can be written as a sum of positive squares in 2 ways, for example, as 97812100 + 46566976 = 9890^2 + 6824^2 .

It is a super-2 number, since 2×1443790762 = 41690635173227552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8630 + ... + 19058.

It is an arithmetic number, because the mean of its divisors is an integer number (21063385).

Almost surely, 2144379076 is an apocalyptic number.

It is an amenable number.

144379076 is a deficient number, since it is larger than the sum of its proper divisors (108381544).

144379076 is a wasteful number, since it uses less digits than its factorization.

144379076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13894 (or 13892 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 144379076 is about 12015.7844521280. The cubic root of 144379076 is about 524.6078111035.

The spelling of 144379076 in words is "one hundred forty-four million, three hundred seventy-nine thousand, seventy-six".

Divisors: 1 2 4 3461 6922 10429 13844 20858 41716 36094769 72189538 144379076