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230014044 = 223213491483
BaseRepresentation
bin11011011010110…
…11110001011100
3121000210220221200
431231123301130
5432340422134
634453555500
75462041611
oct1555336134
9530726850
10230014044
11108922a57
1265045b90
13388657b0
1422796508
15152d7499
hexdb5bc5c

230014044 has 36 divisors (see below), whose sum is σ = 626150616. Its totient is φ = 70773408.

The previous prime is 230014033. The next prime is 230014061. The reversal of 230014044 is 440410032.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 245274 + ... + 246209.

Almost surely, 2230014044 is an apocalyptic number.

It is an amenable number.

230014044 is an abundant number, since it is smaller than the sum of its proper divisors (396136572).

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

230014044 is a wasteful number, since it uses less digits than its factorization.

230014044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491506 (or 491501 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 230014044 is about 15166.2138980037. The cubic root of 230014044 is about 612.7050377827.

Adding to 230014044 its reverse (440410032), we get a palindrome (670424076).

The spelling of 230014044 in words is "two hundred thirty million, fourteen thousand, forty-four".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 491483 982966 1474449 1965932 2948898 4423347 5897796 6389279 8846694 12778558 17693388 19167837 25557116 38335674 57503511 76671348 115007022 230014044