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143244313032 = 23322726293009
BaseRepresentation
bin1000010101101000000…
…1101100000111001000
3111200201221110001120010
42011122001230013020
54321331021004112
6145445554431520
713230504366612
oct2053201540710
9450657401503
10143244313032
1155827753587
12239182925a0
131067aa77552
146d0c46ddb2
153ad597463c
hex215a06c1c8

143244313032 has 32 divisors (see below), whose sum is σ = 359688376800. Its totient is φ = 47537758464.

The previous prime is 143244313013. The next prime is 143244313073. The reversal of 143244313032 is 230313442341.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13141057 + ... + 13151952.

It is an arithmetic number, because the mean of its divisors is an integer number (11240261775).

Almost surely, 2143244313032 is an apocalyptic number.

143244313032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143244313032 is an abundant number, since it is smaller than the sum of its proper divisors (216444063768).

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

143244313032 is a wasteful number, since it uses less digits than its factorization.

143244313032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26293245 (or 26293241 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 143244313032 its reverse (230313442341), we get a palindrome (373557755373).

The spelling of 143244313032 in words is "one hundred forty-three billion, two hundred forty-four million, three hundred thirteen thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 24 227 454 681 908 1362 1816 2724 5448 26293009 52586018 78879027 105172036 157758054 210344072 315516108 631032216 5968513043 11937026086 17905539129 23874052172 35811078258 47748104344 71622156516 143244313032