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230010245 = 5473312957
BaseRepresentation
bin11011011010110…
…10110110000101
3121000210201201222
431231122312011
5432340311440
634453530125
75462024543
oct1555326605
9530721658
10230010245
11108920113
1265043945
1338863b4a
1422794d93
15152d62b5
hexdb5ad85

230010245 has 16 divisors (see below), whose sum is σ = 282832128. Its totient is φ = 179488320.

The previous prime is 230010239. The next prime is 230010271. The reversal of 230010245 is 542010032.

It is a de Polignac number, because none of the positive numbers 2k-230010245 is a prime.

It is a Duffinian number.

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, 76307 + ... + 79263.

It is an arithmetic number, because the mean of its divisors is an integer number (17677008).

Almost surely, 2230010245 is an apocalyptic number.

It is an amenable number.

230010245 is a deficient number, since it is larger than the sum of its proper divisors (52821883).

230010245 is a wasteful number, since it uses less digits than its factorization.

230010245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 230010245 is about 15166.0886519893. The cubic root of 230010245 is about 612.7016645405.

Adding to 230010245 its reverse (542010032), we get a palindrome (772020277).

The spelling of 230010245 in words is "two hundred thirty million, ten thousand, two hundred forty-five".

Divisors: 1 5 47 235 331 1655 2957 14785 15557 77785 138979 694895 978767 4893835 46002049 230010245