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230441001 = 3717645493
BaseRepresentation
bin11011011110001…
…00000000101001
3121001121121121220
431233010000221
5432443103001
634511052253
75465500440
oct1557040051
9531547556
10230441001
1110909480a
1265211089
1338984c2b
1422867d57
151536dc36
hexdbc4029

230441001 has 16 divisors (see below), whose sum is σ = 371804544. Its totient is φ = 123934464.

The previous prime is 230440997. The next prime is 230441021. The reversal of 230441001 is 100144032.

It is not a de Polignac number, because 230441001 - 22 = 230440997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230441021) 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, 322390 + ... + 323103.

It is an arithmetic number, because the mean of its divisors is an integer number (23237784).

Almost surely, 2230441001 is an apocalyptic number.

230441001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

230441001 is a deficient number, since it is larger than the sum of its proper divisors (141363543).

230441001 is a wasteful number, since it uses less digits than its factorization.

230441001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645520.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 230441001 is about 15180.2832977517. The cubic root of 230441001 is about 613.0839088656.

Adding to 230441001 its reverse (100144032), we get a palindrome (330585033).

The spelling of 230441001 in words is "two hundred thirty million, four hundred forty-one thousand, one".

Divisors: 1 3 7 17 21 51 119 357 645493 1936479 4518451 10973381 13555353 32920143 76813667 230441001