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230702648 = 231117154213
BaseRepresentation
bin11011100000000…
…11111000111000
3121002002220112112
431300003320320
5433024441043
634520431452
75500640321
oct1560037070
9532086475
10230702648
11109253350
1265318588
1338a47057
14228d5448
15153c1518
hexdc03e38

230702648 has 32 divisors (see below), whose sum is σ = 499653360. Its totient is φ = 98695680.

The previous prime is 230702639. The next prime is 230702653. The reversal of 230702648 is 846207032.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75611 + ... + 78602.

Almost surely, 2230702648 is an apocalyptic number.

It is an amenable number.

230702648 is an abundant number, since it is smaller than the sum of its proper divisors (268950712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230702648 is a wasteful number, since it uses less digits than its factorization.

230702648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154247 (or 154243 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 230702648 is about 15188.8988409298. The cubic root of 230702648 is about 613.3158567274.

The spelling of 230702648 in words is "two hundred thirty million, seven hundred two thousand, six hundred forty-eight".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 136 187 374 748 1496 154213 308426 616852 1233704 1696343 2621621 3392686 5243242 6785372 10486484 13570744 20972968 28837831 57675662 115351324 230702648