Base | Representation |
---|---|
bin | 11011011011111… |
… | …01011101010111 |
3 | 121001001221020000 |
4 | 31231331131113 |
5 | 432404331043 |
6 | 34500542343 |
7 | 5463155103 |
oct | 1555753527 |
9 | 531057200 |
10 | 230152023 |
11 | 108a07692 |
12 | 650b19b3 |
13 | 388b353a |
14 | 227d0903 |
15 | 153132d3 |
hex | db7d757 |
230152023 has 20 divisors (see below), whose sum is σ = 350300808. Its totient is φ = 150536880.
The previous prime is 230152009. The next prime is 230152031. The reversal of 230152023 is 320251032.
It is not a de Polignac number, because 230152023 - 213 = 230143831 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230151987 and 230152005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230152063) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22513 + ... + 31098.
Almost surely, 2230152023 is an apocalyptic number.
230152023 is a deficient number, since it is larger than the sum of its proper divisors (120148785).
230152023 is an equidigital number, since it uses as much as digits as its factorization.
230152023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53676 (or 53667 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 230152023 is about 15170.7621100589. The cubic root of 230152023 is about 612.8275281722.
Subtracting 230152023 from its reverse (320251032), we obtain a palindrome (90099009).
The spelling of 230152023 in words is "two hundred thirty million, one hundred fifty-two thousand, twenty-three".
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