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144610052 = 22233155161
BaseRepresentation
bin10001001111010…
…01001100000100
3101002002221200212
420213221030010
5244010010202
622203254552
73404110436
oct1047511404
9332087625
10144610052
11746a0744
124051a458
1323c627a2
14152c4656
15ca67652
hex89e9304

144610052 has 12 divisors (see below), whose sum is σ = 254155356. Its totient is φ = 71994240.

The previous prime is 144610051. The next prime is 144610061. The reversal of 144610052 is 250016441.

It can be written as a sum of positive squares in 2 ways, for example, as 68989636 + 75620416 = 8306^2 + 8696^2 .

It is not an unprimeable number, because it can be changed into a prime (144610051) by changing a digit.

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, 76649 + ... + 78512.

It is an arithmetic number, because the mean of its divisors is an integer number (21179613).

Almost surely, 2144610052 is an apocalyptic number.

It is an amenable number.

144610052 is a deficient number, since it is larger than the sum of its proper divisors (109545304).

144610052 is a wasteful number, since it uses less digits than its factorization.

144610052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155398 (or 155396 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 144610052 is about 12025.3919686636. The cubic root of 144610052 is about 524.8874159190.

Adding to 144610052 its reverse (250016441), we get a palindrome (394626493).

The spelling of 144610052 in words is "one hundred forty-four million, six hundred ten thousand, fifty-two".

Divisors: 1 2 4 233 466 932 155161 310322 620644 36152513 72305026 144610052