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230006015 = 547978749
BaseRepresentation
bin11011011010110…
…01110011111111
3121000210111221022
431231121303333
5432340143030
634453454355
75462006321
oct1555316377
9530714838
10230006015
11108917a18
12650413bb
1338861c45
1422793611
15152d4de5
hexdb59cff

230006015 has 8 divisors (see below), whose sum is σ = 281880000. Its totient is φ = 180089632.

The previous prime is 230005999. The next prime is 230006027. The reversal of 230006015 is 510600032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230006015 - 24 = 230005999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230005984 and 230006002.

It is a congruent number.

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, 489140 + ... + 489609.

It is an arithmetic number, because the mean of its divisors is an integer number (35235000).

Almost surely, 2230006015 is an apocalyptic number.

230006015 is a deficient number, since it is larger than the sum of its proper divisors (51873985).

230006015 is an equidigital number, since it uses as much as digits as its factorization.

230006015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978801.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 230006015 is about 15165.9491954839. The cubic root of 230006015 is about 612.6979085571.

Adding to 230006015 its reverse (510600032), we get a palindrome (740606047).

The spelling of 230006015 in words is "two hundred thirty million, six thousand, fifteen".

Divisors: 1 5 47 235 978749 4893745 46001203 230006015