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230094091 = 2941431449
BaseRepresentation
bin11011011011011…
…11010100001011
3121000221222202101
431231233110023
5432401002331
634455414231
75462524153
oct1555572413
9530858671
10230094091
11108978107
1265084377
1338893066
14227b7763
1515301061
hexdb6f50b

230094091 has 16 divisors (see below), whose sum is σ = 244944000. Its totient is φ = 215756800.

The previous prime is 230094079. The next prime is 230094097. The reversal of 230094091 is 190490032.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230094091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230094097) 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 15 ways as a sum of consecutive naturals, for example, 512235 + ... + 512683.

It is an arithmetic number, because the mean of its divisors is an integer number (15309000).

Almost surely, 2230094091 is an apocalyptic number.

230094091 is a deficient number, since it is larger than the sum of its proper divisors (14849909).

230094091 is a wasteful number, since it uses less digits than its factorization.

230094091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 230094091 is about 15168.8526593147. The cubic root of 230094091 is about 612.7761051996.

The spelling of 230094091 in words is "two hundred thirty million, ninety-four thousand, ninety-one".

Divisors: 1 29 41 431 449 1189 12499 13021 17671 18409 193519 512459 533861 5612051 7934279 230094091