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230658741 = 32157916231
BaseRepresentation
bin11011011111110…
…01001010110101
3121002000200022100
431233321022311
5433022034431
634515452313
75500365315
oct1557711265
9532020270
10230658741
11109223365
12652b7099
1338a30081
14228c3445
15153b34e6
hexdbf92b5

230658741 has 12 divisors (see below), whose sum is σ = 333405280. Its totient is φ = 153665640.

The previous prime is 230658679. The next prime is 230658761. The reversal of 230658741 is 147856032.

230658741 is a `hidden beast` number, since 2 + 30 + 6 + 587 + 41 = 666.

It is not a de Polignac number, because 230658741 - 213 = 230650549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230658696 and 230658705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230658761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6096 + ... + 22326.

Almost surely, 2230658741 is an apocalyptic number.

It is an amenable number.

230658741 is a deficient number, since it is larger than the sum of its proper divisors (102746539).

230658741 is a wasteful number, since it uses less digits than its factorization.

230658741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17816 (or 17813 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 230658741 is about 15187.4534073359. The cubic root of 230658741 is about 613.2769457915.

The spelling of 230658741 in words is "two hundred thirty million, six hundred fifty-eight thousand, seven hundred forty-one".

Divisors: 1 3 9 1579 4737 14211 16231 48693 146079 25628749 76886247 230658741