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230023413 = 321737179227
BaseRepresentation
bin11011011010111…
…10000011110101
3121000211101210200
431231132003311
5432341222123
634454111113
75462111124
oct1555360365
9530741720
10230023413
11108929aa4
126504b499
1338869b39
1422799abb
15152da143
hexdb5e0f5

230023413 has 48 divisors (see below), whose sum is σ = 364927680. Its totient is φ = 139027968.

The previous prime is 230023403. The next prime is 230023427. The reversal of 230023413 is 314320032.

230023413 is a `hidden beast` number, since 230 + 0 + 23 + 413 = 666.

It is not a de Polignac number, because 230023413 - 24 = 230023397 is a prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230023403) 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 47 ways as a sum of consecutive naturals, for example, 1013206 + ... + 1013432.

It is an arithmetic number, because the mean of its divisors is an integer number (7602660).

Almost surely, 2230023413 is an apocalyptic number.

It is an amenable number.

230023413 is a deficient number, since it is larger than the sum of its proper divisors (134904267).

230023413 is a wasteful number, since it uses less digits than its factorization.

230023413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 230023413 is about 15166.5227722112. The cubic root of 230023413 is about 612.7133566306.

Adding to 230023413 its reverse (314320032), we get a palindrome (544343445).

The spelling of 230023413 in words is "two hundred thirty million, twenty-three thousand, four hundred thirteen".

Divisors: 1 3 9 17 37 51 111 153 179 227 333 537 629 681 1611 1887 2043 3043 3859 5661 6623 8399 9129 11577 19869 25197 27387 34731 40633 59607 75591 112591 121899 142783 337773 365697 428349 690761 1013319 1285047 1503421 2072283 4510263 6216849 13530789 25558157 76674471 230023413