Base | Representation |
---|---|
bin | 11011011011011… |
… | …10001100000101 |
3 | 121000221202102111 |
4 | 31231232030011 |
5 | 432400330402 |
6 | 34455341021 |
7 | 5462504542 |
oct | 1555561405 |
9 | 530852374 |
10 | 230089477 |
11 | 1089746a2 |
12 | 65081771 |
13 | 38890c27 |
14 | 227b5bc9 |
15 | 152ee9d7 |
hex | db6e305 |
230089477 has 2 divisors, whose sum is σ = 230089478. Its totient is φ = 230089476.
The previous prime is 230089469. The next prime is 230089501. The reversal of 230089477 is 774980032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 171321921 + 58767556 = 13089^2 + 7666^2 .
It is a cyclic number.
It is not a de Polignac number, because 230089477 - 23 = 230089469 is a prime.
It is a super-2 number, since 2×2300894772 = 105882334852267058, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230081477) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115044738 + 115044739.
It is an arithmetic number, because the mean of its divisors is an integer number (115044739).
Almost surely, 2230089477 is an apocalyptic number.
It is an amenable number.
230089477 is a deficient number, since it is larger than the sum of its proper divisors (1).
230089477 is an equidigital number, since it uses as much as digits as its factorization.
230089477 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 84672, while the sum is 40.
The square root of 230089477 is about 15168.7005705828. The cubic root of 230089477 is about 612.7720092406.
The spelling of 230089477 in words is "two hundred thirty million, eighty-nine thousand, four hundred seventy-seven".
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