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144088948 = 221574792
BaseRepresentation
bin10001001011010…
…01111101110100
3101001010110212201
420211221331310
5243341321243
622144154244
73366510253
oct1045517564
9331113781
10144088948
1174375183
1240308984
1323b0c543
14151ca79a
15c9b304d
hex8969f74

144088948 has 18 divisors (see below), whose sum is σ = 254292626. Its totient is φ = 71436144.

The previous prime is 144088943. The next prime is 144088949. The reversal of 144088948 is 849880441.

It can be written as a sum of positive squares in only one way, i.e., 111049444 + 33039504 = 10538^2 + 5748^2 .

It is a junction number, because it is equal to n+sod(n) for n = 144088898 and 144088907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144088943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 300573 + ... + 301051.

Almost surely, 2144088948 is an apocalyptic number.

It is an amenable number.

144088948 is a deficient number, since it is larger than the sum of its proper divisors (110203678).

144088948 is an equidigital number, since it uses as much as digits as its factorization.

144088948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 46.

The square root of 144088948 is about 12003.7055945237. The cubic root of 144088948 is about 524.2561777886.

The spelling of 144088948 in words is "one hundred forty-four million, eighty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 4 157 314 479 628 958 1916 75203 150406 229441 300812 458882 917764 36022237 72044474 144088948