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230211333 = 32112593583
BaseRepresentation
bin11011011100010…
…11111100000101
3121001011221120200
431232023330011
5432413230313
634502121113
75463523032
oct1556137405
9531157520
10230211333
11108a48200
1265120199
1338904531
1422808389
1515325b73
hexdb8bf05

230211333 has 36 divisors (see below), whose sum is σ = 371804160. Its totient is φ = 137118960.

The previous prime is 230211329. The next prime is 230211343. The reversal of 230211333 is 333112032.

It is not a de Polignac number, because 230211333 - 22 = 230211329 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230211343) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 62460 + ... + 66042.

Almost surely, 2230211333 is an apocalyptic number.

It is an amenable number.

230211333 is a deficient number, since it is larger than the sum of its proper divisors (141592827).

230211333 is a wasteful number, since it uses less digits than its factorization.

230211333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670 (or 3656 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 230211333 is about 15172.7167310274. The cubic root of 230211333 is about 612.8801653791.

Adding to 230211333 its reverse (333112032), we get a palindrome (563323365).

The spelling of 230211333 in words is "two hundred thirty million, two hundred eleven thousand, three hundred thirty-three".

Divisors: 1 3 9 11 33 59 99 121 177 363 531 649 1089 1947 3583 5841 7139 10749 21417 32247 39413 64251 118239 211397 354717 433543 634191 1300629 1902573 2325367 3901887 6976101 20928303 25579037 76737111 230211333