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230103313 = 111729151281
BaseRepresentation
bin11011011011100…
…01100100010001
3121000222110101221
431231301210101
5432401301223
634455525041
75462563066
oct1555614421
9530873357
10230103313
11108984030
1265089781
133889730b
14227bac6d
1515303b5d
hexdb71911

230103313 has 32 divisors (see below), whose sum is σ = 277758720. Its totient is φ = 188160000.

The previous prime is 230103311. The next prime is 230103329. The reversal of 230103313 is 313301032.

230103313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 230103313 - 21 = 230103311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230103311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 818733 + ... + 819013.

It is an arithmetic number, because the mean of its divisors is an integer number (8679960).

Almost surely, 2230103313 is an apocalyptic number.

It is an amenable number.

230103313 is a deficient number, since it is larger than the sum of its proper divisors (47655407).

230103313 is a wasteful number, since it uses less digits than its factorization.

230103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 230103313 is about 15169.1566344342. The cubic root of 230103313 is about 612.7842916270.

Adding to 230103313 its reverse (313301032), we get a palindrome (543404345).

The spelling of 230103313 in words is "two hundred thirty million, one hundred three thousand, three hundred thirteen".

Divisors: 1 11 17 29 151 187 281 319 493 1661 2567 3091 4379 4777 5423 8149 28237 42431 48169 52547 74443 89639 138533 466741 721327 818873 1230499 1523863 7934597 13535489 20918483 230103313