Base | Representation |
---|---|
bin | 11011100110111… |
… | …11011101101110 |
3 | 121010210121020222 |
4 | 31303133131232 |
5 | 433242231110 |
6 | 34552011342 |
7 | 5511404402 |
oct | 1563373556 |
9 | 533717228 |
10 | 231602030 |
11 | 109808040 |
12 | 65690b52 |
13 | 38ca052a |
14 | 22a8b102 |
15 | 154ecc55 |
hex | dcdf76e |
231602030 has 64 divisors (see below), whose sum is σ = 471925440. Its totient is φ = 81100800.
The previous prime is 231602003. The next prime is 231602047. The reversal of 231602030 is 30206132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401102 + ... + 401678.
It is an arithmetic number, because the mean of its divisors is an integer number (7373835).
Almost surely, 2231602030 is an apocalyptic number.
231602030 is an abundant number, since it is smaller than the sum of its proper divisors (240323410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231602030 is a wasteful number, since it uses less digits than its factorization.
231602030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 725.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 231602030 is about 15218.4765991869. The cubic root of 231602030 is about 614.1118163661. Note that the first 3 decimals are identical.
Adding to 231602030 its reverse (30206132), we get a palindrome (261808162).
The spelling of 231602030 in words is "two hundred thirty-one million, six hundred two thousand, thirty".
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