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230351419 = 1072152817
BaseRepresentation
bin11011011101011…
…10001000111011
3121001110001202001
431232232020323
5432432221134
634505121431
75464645324
oct1556561073
9531401661
10230351419
11109033481
1265189277
133895321c
142284344b
1515352414
hexdbae23b

230351419 has 4 divisors (see below), whose sum is σ = 232504344. Its totient is φ = 228198496.

The previous prime is 230351369. The next prime is 230351431. The reversal of 230351419 is 914153032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230351419 - 29 = 230350907 is a prime.

It is a super-2 number, since 2×2303514192 = 106123552470627122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230351449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076302 + ... + 1076515.

It is an arithmetic number, because the mean of its divisors is an integer number (58126086).

Almost surely, 2230351419 is an apocalyptic number.

230351419 is a deficient number, since it is larger than the sum of its proper divisors (2152925).

230351419 is a wasteful number, since it uses less digits than its factorization.

230351419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152924.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 230351419 is about 15177.3324072447. The cubic root of 230351419 is about 613.0044548322.

It can be divided in two parts, 230 and 351419, that added together give a square (351649 = 5932).

The spelling of 230351419 in words is "two hundred thirty million, three hundred fifty-one thousand, four hundred nineteen".

Divisors: 1 107 2152817 230351419