Base | Representation |
---|---|
bin | 11011011011111… |
… | …01110100101111 |
3 | 121001002000021102 |
4 | 31231331310233 |
5 | 432404403034 |
6 | 34500553315 |
7 | 5463162341 |
oct | 1555756457 |
9 | 531060242 |
10 | 230153519 |
11 | 108a08822 |
12 | 650b283b |
13 | 388b411b |
14 | 227d1291 |
15 | 1531397e |
hex | db7dd2f |
230153519 has 2 divisors, whose sum is σ = 230153520. Its totient is φ = 230153518.
The previous prime is 230153489. The next prime is 230153533. The reversal of 230153519 is 915351032.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 230153519 - 28 = 230153263 is a prime.
It is a super-2 number, since 2×2301535192 = 105941284616166722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230153491 and 230153500.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230113519) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115076759 + 115076760.
It is an arithmetic number, because the mean of its divisors is an integer number (115076760).
Almost surely, 2230153519 is an apocalyptic number.
230153519 is a deficient number, since it is larger than the sum of its proper divisors (1).
230153519 is an equidigital number, since it uses as much as digits as its factorization.
230153519 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4050, while the sum is 29.
The square root of 230153519 is about 15170.8114153462. The cubic root of 230153519 is about 612.8288559729.
The spelling of 230153519 in words is "two hundred thirty million, one hundred fifty-three thousand, five hundred nineteen".
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