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230015324 = 22711977699
BaseRepresentation
bin11011011010111…
…00000101011100
3121000210222201002
431231130011130
5432340442244
634454005432
75462045420
oct1555340534
9530728632
10230015324
11108923a10
1265046878
1338866256
1422796b80
15152d7a4e
hexdb5c15c

230015324 has 48 divisors (see below), whose sum is σ = 507091200. Its totient is φ = 88680960.

The previous prime is 230015293. The next prime is 230015353. The reversal of 230015324 is 423510032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 230015296 and 230015305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26027 + ... + 33725.

It is an arithmetic number, because the mean of its divisors is an integer number (10564400).

Almost surely, 2230015324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230015324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253545600).

230015324 is an abundant number, since it is smaller than the sum of its proper divisors (277075876).

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

230015324 is a wasteful number, since it uses less digits than its factorization.

230015324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7818 (or 7816 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 230015324 is about 15166.2560970069. The cubic root of 230015324 is about 612.7061743234.

Adding to 230015324 its reverse (423510032), we get a palindrome (653525356).

The spelling of 230015324 in words is "two hundred thirty million, fifteen thousand, three hundred twenty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 97 154 194 308 388 679 1067 1358 2134 2716 4268 7469 7699 14938 15398 29876 30796 53893 84689 107786 169378 215572 338756 592823 746803 1185646 1493606 2371292 2987212 5227621 8214833 10455242 16429666 20910484 32859332 57503831 115007662 230015324