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144310536 = 23322004313
BaseRepresentation
bin10001001101000…
…00000100001000
3101001112201211200
420212200010020
5243420414121
622153024200
73401422266
oct1046400410
9331481750
10144310536
1174506707
12403b5060
1323b89366
1415247436
15ca08a26
hex89a0108

144310536 has 24 divisors (see below), whose sum is σ = 390841230. Its totient is φ = 48103488.

The previous prime is 144310511. The next prime is 144310541. The reversal of 144310536 is 635013441.

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 63202500 = 9006^2 + 7950^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1002085 + ... + 1002228.

Almost surely, 2144310536 is an apocalyptic number.

It is an amenable number.

144310536 is an abundant number, since it is smaller than the sum of its proper divisors (246530694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144310536 is a wasteful number, since it uses less digits than its factorization.

144310536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004325 (or 2004318 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 144310536 is about 12012.9320317731. The cubic root of 144310536 is about 524.5247835816.

Adding to 144310536 its reverse (635013441), we get a palindrome (779323977).

The spelling of 144310536 in words is "one hundred forty-four million, three hundred ten thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 2004313 4008626 6012939 8017252 12025878 16034504 18038817 24051756 36077634 48103512 72155268 144310536