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230620206 = 2338998809
BaseRepresentation
bin11011011111011…
…11110000101110
3121001221201110010
431233233300232
5433014321311
634514554050
75500145055
oct1557576056
9531851403
10230620206
111091a7413
1265298926
1338a1867b
14228b339c
15153a6da6
hexdbefc2e

230620206 has 16 divisors (see below), whose sum is σ = 462430800. Its totient is φ = 76675008.

The previous prime is 230620177. The next prime is 230620207. The reversal of 230620206 is 602026032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230620207) 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 7 ways as a sum of consecutive naturals, for example, 47071 + ... + 51738.

It is an arithmetic number, because the mean of its divisors is an integer number (28901925).

Almost surely, 2230620206 is an apocalyptic number.

230620206 is an abundant number, since it is smaller than the sum of its proper divisors (231810594).

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

230620206 is a wasteful number, since it uses less digits than its factorization.

230620206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99203.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 230620206 is about 15186.1847084776. The cubic root of 230620206 is about 613.2427915207.

Adding to 230620206 its reverse (602026032), we get a palindrome (832646238).

The spelling of 230620206 in words is "two hundred thirty million, six hundred twenty thousand, two hundred six".

Divisors: 1 2 3 6 389 778 1167 2334 98809 197618 296427 592854 38436701 76873402 115310103 230620206