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203420144301 = 3116164246797
BaseRepresentation
bin1011110101110011001…
…0010001001010101101
3201110001200220000110120
42331130302101022231
511313101024104201
6233241103355153
720460640461123
oct2753462211255
9643050800416
10203420144301
11792a7406240
1233510bb2ab9
131624aa78cba
149bba413913
15545885a536
hex2f5cc912ad

203420144301 has 8 divisors (see below), whose sum is σ = 295883846304. Its totient is φ = 123284935920.

The previous prime is 203420144293. The next prime is 203420144321. The reversal of 203420144301 is 103441024302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203420144301 - 23 = 203420144293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203420144321) 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, 3082123366 + ... + 3082123431.

It is an arithmetic number, because the mean of its divisors is an integer number (36985480788).

Almost surely, 2203420144301 is an apocalyptic number.

It is an amenable number.

203420144301 is a deficient number, since it is larger than the sum of its proper divisors (92463702003).

203420144301 is a wasteful number, since it uses less digits than its factorization.

203420144301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6164246811.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 203420144301 its reverse (103441024302), we get a palindrome (306861168603).

The spelling of 203420144301 in words is "two hundred three billion, four hundred twenty million, one hundred forty-four thousand, three hundred one".

Divisors: 1 3 11 33 6164246797 18492740391 67806714767 203420144301