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230051541 = 385389899
BaseRepresentation
bin11011011011001…
…00111011010101
3121000212211101110
431231210323111
5432343122131
634454445233
75462256126
oct1555447325
9530784343
10230051541
11108949145
1265063819
1338879895
14227a604d
15152e3646
hexdb64ed5

230051541 has 8 divisors (see below), whose sum is σ = 307098400. Its totient is φ = 153186192.

The previous prime is 230051539. The next prime is 230051551. The reversal of 230051541 is 145150032.

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

It is not a de Polignac number, because 230051541 - 21 = 230051539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230051501) 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 7 ways as a sum of consecutive naturals, for example, 42391 + ... + 47508.

It is an arithmetic number, because the mean of its divisors is an integer number (38387300).

Almost surely, 2230051541 is an apocalyptic number.

It is an amenable number.

230051541 is a deficient number, since it is larger than the sum of its proper divisors (77046859).

230051541 is an equidigital number, since it uses as much as digits as its factorization.

230051541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90755.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 230051541 is about 15167.4500493656. The cubic root of 230051541 is about 612.7383304635.

The spelling of 230051541 in words is "two hundred thirty million, fifty-one thousand, five hundred forty-one".

Divisors: 1 3 853 2559 89899 269697 76683847 230051541