Base | Representation |
---|---|
bin | 11011011010110… |
… | …11001001101111 |
3 | 121000210210110120 |
4 | 31231123021233 |
5 | 432340332003 |
6 | 34453540023 |
7 | 5462031321 |
oct | 1555331157 |
9 | 530723416 |
10 | 230011503 |
11 | 108921057 |
12 | 65044613 |
13 | 388645a7 |
14 | 22795611 |
15 | 152d6853 |
hex | db5b26f |
230011503 has 8 divisors (see below), whose sum is σ = 309023616. Its totient is φ = 152170200.
The previous prime is 230011459. The next prime is 230011553. The reversal of 230011503 is 305110032.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 230011503 - 210 = 230010479 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230011553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292243 + ... + 293028.
It is an arithmetic number, because the mean of its divisors is an integer number (38627952).
Almost surely, 2230011503 is an apocalyptic number.
230011503 is a deficient number, since it is larger than the sum of its proper divisors (79012113).
230011503 is a wasteful number, since it uses less digits than its factorization.
230011503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 585405.
The product of its (nonzero) digits is 90, while the sum is 15.
The square root of 230011503 is about 15166.1301260407. The cubic root of 230011503 is about 612.7027815592.
Adding to 230011503 its reverse (305110032), we get a palindrome (535121535).
It can be divided in two parts, 23001150 and 3, that added together give a triangular number (23001153 = T6782).
The spelling of 230011503 in words is "two hundred thirty million, eleven thousand, five hundred three".
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