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230257482 = 23713421717
BaseRepresentation
bin11011011100101…
…11001101001010
3121001021021212220
431232113031022
5432421214412
634503114510
75464104420
oct1556271512
9531237786
10230257482
11108a79944
1265142a36
133891c540
142281b110
151533468c
hexdb9734a

230257482 has 32 divisors (see below), whose sum is σ = 566788992. Its totient is φ = 60727104.

The previous prime is 230257481. The next prime is 230257483. The reversal of 230257482 is 284752032.

It is an interprime number because it is at equal distance from previous prime (230257481) and next prime (230257483).

It is not an unprimeable number, because it can be changed into a prime (230257481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210313 + ... + 211404.

It is an arithmetic number, because the mean of its divisors is an integer number (17712156).

Almost surely, 2230257482 is an apocalyptic number.

230257482 is an abundant number, since it is smaller than the sum of its proper divisors (336531510).

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

230257482 is a wasteful number, since it uses less digits than its factorization.

230257482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421742.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 230257482 is about 15174.2374437729. The cubic root of 230257482 is about 612.9211160376.

The spelling of 230257482 in words is "two hundred thirty million, two hundred fifty-seven thousand, four hundred eighty-two".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 421717 843434 1265151 2530302 2952019 5482321 5904038 8856057 10964642 16446963 17712114 32893926 38376247 76752494 115128741 230257482