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230403418 = 2716457387
BaseRepresentation
bin11011011101110…
…10110101011010
3121001112201001221
431232322311122
5432440402133
634510202254
75465253040
oct1556726532
9531481057
10230403418
11109069553
12651b338a
1338970aab
1422858390
1515362a2d
hexdbbad5a

230403418 has 8 divisors (see below), whose sum is σ = 394977312. Its totient is φ = 98744316.

The previous prime is 230403413. The next prime is 230403451. The reversal of 230403418 is 814304032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 230403392 and 230403401.

It is not an unprimeable number, because it can be changed into a prime (230403413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8228680 + ... + 8228707.

It is an arithmetic number, because the mean of its divisors is an integer number (49372164).

Almost surely, 2230403418 is an apocalyptic number.

230403418 is a deficient number, since it is larger than the sum of its proper divisors (164573894).

230403418 is a wasteful number, since it uses less digits than its factorization.

230403418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16457396.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 230403418 is about 15179.0453586515. The cubic root of 230403418 is about 613.0505774342.

The spelling of 230403418 in words is "two hundred thirty million, four hundred three thousand, four hundred eighteen".

Divisors: 1 2 7 14 16457387 32914774 115201709 230403418