Base | Representation |
---|---|
bin | 11011011110100… |
… | …10110101010011 |
3 | 121001201200220120 |
4 | 31233102311103 |
5 | 433002023330 |
6 | 34512241323 |
7 | 5466142443 |
oct | 1557226523 |
9 | 531650816 |
10 | 230501715 |
11 | 109126394 |
12 | 65240243 |
13 | 389a6762 |
14 | 22882123 |
15 | 15381c10 |
hex | dbd2d53 |
230501715 has 32 divisors (see below), whose sum is σ = 390424320. Its totient is φ = 115925376.
The previous prime is 230501681. The next prime is 230501741. The reversal of 230501715 is 517105032.
It is not a de Polignac number, because 230501715 - 28 = 230501459 is a prime.
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 31 ways as a sum of consecutive naturals, for example, 12544 + ... + 24866.
It is an arithmetic number, because the mean of its divisors is an integer number (12200760).
Almost surely, 2230501715 is an apocalyptic number.
230501715 is a deficient number, since it is larger than the sum of its proper divisors (159922605).
230501715 is a wasteful number, since it uses less digits than its factorization.
230501715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12403.
The product of its (nonzero) digits is 1050, while the sum is 24.
The square root of 230501715 is about 15182.2829311010. The cubic root of 230501715 is about 613.1377469525.
Adding to 230501715 its reverse (517105032), we get a palindrome (747606747).
It can be divided in two parts, 2305017 and 15, that added together give a palindrome (2305032).
The spelling of 230501715 in words is "two hundred thirty million, five hundred one thousand, seven hundred fifteen".
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