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230461418 = 21117616207
BaseRepresentation
bin11011011110010…
…00111111101010
3121001122122122002
431233020333222
5432444231133
634511331002
75465614115
oct1557107752
9531578562
10230461418
111090a9090
1265220a62
1338991305
142287157c
1515374ce8
hexdbc8fea

230461418 has 16 divisors (see below), whose sum is σ = 399302784. Its totient is φ = 98592960.

The previous prime is 230461411. The next prime is 230461421. The reversal of 230461418 is 814164032.

It is a super-2 number, since 2×2304614182 = 106224930373141448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230461411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307730 + ... + 308477.

It is an arithmetic number, because the mean of its divisors is an integer number (24956424).

Almost surely, 2230461418 is an apocalyptic number.

230461418 is a deficient number, since it is larger than the sum of its proper divisors (168841366).

230461418 is a wasteful number, since it uses less digits than its factorization.

230461418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616237.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 230461418 is about 15180.9557670128. The cubic root of 230461418 is about 613.1020146779.

The spelling of 230461418 in words is "two hundred thirty million, four hundred sixty-one thousand, four hundred eighteen".

Divisors: 1 2 11 17 22 34 187 374 616207 1232414 6778277 10475519 13556554 20951038 115230709 230461418