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230849916 = 223111748863
BaseRepresentation
bin11011100001001…
…11110101111100
3121002101101112220
431300213311330
5433044144131
634523525340
75502122553
oct1560476574
9532341486
10230849916
11109343a60
1265389850
1338a990ab
1422932d9a
15153eee96
hexdc27d7c

230849916 has 24 divisors (see below), whose sum is σ = 587618304. Its totient is φ = 69954480.

The previous prime is 230849909. The next prime is 230849939. The reversal of 230849916 is 619948032.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 874300 + ... + 874563.

It is an arithmetic number, because the mean of its divisors is an integer number (24484096).

Almost surely, 2230849916 is an apocalyptic number.

It is an amenable number.

230849916 is an abundant number, since it is smaller than the sum of its proper divisors (356768388).

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

230849916 is a wasteful number, since it uses less digits than its factorization.

230849916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748881 (or 1748879 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 230849916 is about 15193.7459502257. The cubic root of 230849916 is about 613.4463314436.

The spelling of 230849916 in words is "two hundred thirty million, eight hundred forty-nine thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 1748863 3497726 5246589 6995452 10493178 19237493 20986356 38474986 57712479 76949972 115424958 230849916