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143134004 = 221310925253
BaseRepresentation
bin10001000100000…
…00110100110100
3100222022221221102
420202000310310
5243120242004
622111505232
73355422206
oct1042006464
9328287842
10143134004
1173882772
123bb28218
13238669a0
141501c776
15c87511e
hex8880d34

143134004 has 24 divisors (see below), whose sum is σ = 272238120. Its totient is φ = 65453184.

The previous prime is 143134003. The next prime is 143134009. The reversal of 143134004 is 400431341.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 43533604 + 99600400 = 6598^2 + 9980^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143134001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6959 + ... + 18294.

It is an arithmetic number, because the mean of its divisors is an integer number (11343255).

Almost surely, 2143134004 is an apocalyptic number.

It is an amenable number.

143134004 is a deficient number, since it is larger than the sum of its proper divisors (129104116).

143134004 is a wasteful number, since it uses less digits than its factorization.

143134004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25379 (or 25377 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 143134004 is about 11963.8624198041. The cubic root of 143134004 is about 523.0954471680.

Adding to 143134004 its reverse (400431341), we get a palindrome (543565345).

The spelling of 143134004 in words is "one hundred forty-three million, one hundred thirty-four thousand, four".

Divisors: 1 2 4 13 26 52 109 218 436 1417 2834 5668 25253 50506 101012 328289 656578 1313156 2752577 5505154 11010308 35783501 71567002 143134004