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143111303144 = 2383360759753
BaseRepresentation
bin1000010101001000011…
…0010010111111101000
3111200101200011110021222
42011102012102333220
54321042443200034
6145424443521212
713224301001645
oct2052206227750
9450350143258
10143111303144
1155769666257
122389b829208
1310659346a84
146cd8928dcc
153ac8e4e12e
hex2152192fe8

143111303144 has 32 divisors (see below), whose sum is σ = 271646464320. Its totient is φ = 70672753536.

The previous prime is 143111303141. The next prime is 143111303171. The reversal of 143111303144 is 441303111341.

It is not an unprimeable number, because it can be changed into a prime (143111303141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365172 + ... + 2424924.

It is an arithmetic number, because the mean of its divisors is an integer number (8488952010).

Almost surely, 2143111303144 is an apocalyptic number.

It is an amenable number.

143111303144 is a deficient number, since it is larger than the sum of its proper divisors (128535161176).

143111303144 is a wasteful number, since it uses less digits than its factorization.

143111303144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63449 (or 63445 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 143111303144 its reverse (441303111341), we get a palindrome (584414414485).

The spelling of 143111303144 in words is "one hundred forty-three billion, one hundred eleven million, three hundred three thousand, one hundred forty-four".

Divisors: 1 2 4 8 83 166 332 664 3607 7214 14428 28856 59753 119506 239012 299381 478024 598762 1197524 2395048 4959499 9918998 19837996 39675992 215529071 431058142 862116284 1724232568 17888912893 35777825786 71555651572 143111303144