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230036218 = 2532170153
BaseRepresentation
bin11011011011000…
…01001011111010
3121000212001100221
431231201023322
5432342124333
634454250254
75462163346
oct1555411372
9530761327
10230036218
11108938685
126505698a
1338872909
14227a0626
15152ddd2d
hexdb612fa

230036218 has 8 divisors (see below), whose sum is σ = 351564948. Its totient is φ = 112847904.

The previous prime is 230036203. The next prime is 230036227. The reversal of 230036218 is 812630032.

It can be written as a sum of positive squares in 2 ways, for example, as 191185929 + 38850289 = 13827^2 + 6233^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 230036192 and 230036201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1084971 + ... + 1085182.

Almost surely, 2230036218 is an apocalyptic number.

230036218 is a deficient number, since it is larger than the sum of its proper divisors (121528730).

230036218 is a wasteful number, since it uses less digits than its factorization.

230036218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170208.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 230036218 is about 15166.9449131986. The cubic root of 230036218 is about 612.7247259790.

The spelling of 230036218 in words is "two hundred thirty million, thirty-six thousand, two hundred eighteen".

Divisors: 1 2 53 106 2170153 4340306 115018109 230036218