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230020335 = 3255111563
BaseRepresentation
bin11011011010111…
…01010011101111
3121000211020120200
431231131103233
5432341122320
634454044543
75462066136
oct1555352357
9530736520
10230020335
11108927756
1265049753
133886860c
142279891d
15152d9290
hexdb5d4ef

230020335 has 12 divisors (see below), whose sum is σ = 398701992. Its totient is φ = 122677488.

The previous prime is 230020331. The next prime is 230020337. The reversal of 230020335 is 533020032.

It is not a de Polignac number, because 230020335 - 22 = 230020331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230020331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2555737 + ... + 2555826.

It is an arithmetic number, because the mean of its divisors is an integer number (33225166).

Almost surely, 2230020335 is an apocalyptic number.

230020335 is a deficient number, since it is larger than the sum of its proper divisors (168681657).

230020335 is a wasteful number, since it uses less digits than its factorization.

230020335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111574 (or 5111571 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 230020335 is about 15166.4212983815. The cubic root of 230020335 is about 612.7106236623.

Adding to 230020335 its reverse (533020032), we get a palindrome (763040367).

The spelling of 230020335 in words is "two hundred thirty million, twenty thousand, three hundred thirty-five".

Divisors: 1 3 5 9 15 45 5111563 15334689 25557815 46004067 76673445 230020335