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230016872 = 23474611327
BaseRepresentation
bin11011011010111…
…00011101101000
3121000211001211102
431231130131220
5432341014442
634454020532
75462053061
oct1555343550
9530731742
10230016872
11108925098
1265047748
1338866b77
1422797568
15152d8232
hexdb5c768

230016872 has 32 divisors (see below), whose sum is σ = 441745920. Its totient is φ = 112232640.

The previous prime is 230016841. The next prime is 230016881. The reversal of 230016872 is 278610032.

It is a happy number.

It is a super-3 number, since 3×2300168723 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172673 + ... + 173999.

It is an arithmetic number, because the mean of its divisors is an integer number (13804560).

Almost surely, 2230016872 is an apocalyptic number.

It is an amenable number.

230016872 is a deficient number, since it is larger than the sum of its proper divisors (211729048).

230016872 is a wasteful number, since it uses less digits than its factorization.

230016872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841 (or 1837 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 230016872 is about 15166.3071312696. The cubic root of 230016872 is about 612.7075488217.

The spelling of 230016872 in words is "two hundred thirty million, sixteen thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 47 94 188 376 461 922 1327 1844 2654 3688 5308 10616 21667 43334 62369 86668 124738 173336 249476 498952 611747 1223494 2446988 4893976 28752109 57504218 115008436 230016872