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230198230 = 2529793787
BaseRepresentation
bin11011011100010…
…00101111010110
3121001011021121101
431232020233112
5432412320410
634501540314
75463436603
oct1556105726
9531137541
10230198230
11108a39379
126511469a
13388cb592
14228036aa
1515321d3a
hexdb88bd6

230198230 has 16 divisors (see below), whose sum is σ = 428645520. Its totient is φ = 88904032.

The previous prime is 230198209. The next prime is 230198263. The reversal of 230198230 is 32891032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396604 + ... + 397183.

It is an arithmetic number, because the mean of its divisors is an integer number (26790345).

Almost surely, 2230198230 is an apocalyptic number.

230198230 is a deficient number, since it is larger than the sum of its proper divisors (198447290).

230198230 is a wasteful number, since it uses less digits than its factorization.

230198230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793823.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 230198230 is about 15172.2849300954. The cubic root of 230198230 is about 612.8685373371.

The spelling of 230198230 in words is "two hundred thirty million, one hundred ninety-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 29 58 145 290 793787 1587574 3968935 7937870 23019823 46039646 115099115 230198230