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143034401 = 236218887
BaseRepresentation
bin10001000011010…
…00100000100001
3100222010220022102
420201220200201
5243104100101
622105420145
73354525626
oct1041504041
9328126272
10143034401
1173814954
123ba9a655
1323830553
1414dd434d
15c85586b
hex8868821

143034401 has 4 divisors (see below), whose sum is σ = 149253312. Its totient is φ = 136815492.

The previous prime is 143034389. The next prime is 143034431. The reversal of 143034401 is 104430341.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143034401 - 214 = 143018017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143034431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3109421 + ... + 3109466.

It is an arithmetic number, because the mean of its divisors is an integer number (37313328).

Almost surely, 2143034401 is an apocalyptic number.

It is an amenable number.

143034401 is a deficient number, since it is larger than the sum of its proper divisors (6218911).

143034401 is an equidigital number, since it uses as much as digits as its factorization.

143034401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218910.

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

The square root of 143034401 is about 11959.6990346747. The cubic root of 143034401 is about 522.9740831212.

Adding to 143034401 its reverse (104430341), we get a palindrome (247464742).

The spelling of 143034401 in words is "one hundred forty-three million, thirty-four thousand, four hundred one".

Divisors: 1 23 6218887 143034401