Base | Representation |
---|---|
bin | 1101011011010100000… |
… | …1001011100101100111 |
3 | 211001101210202221022011 |
4 | 3112311001023211213 |
5 | 12234403041034031 |
6 | 253545104015051 |
7 | 22444136536315 |
oct | 3266501134547 |
9 | 731353687264 |
10 | 230670252391 |
11 | 89910386827 |
12 | 38857001487 |
13 | 189a1509507 |
14 | b24355d0b5 |
15 | 6000d466b1 |
hex | 35b504b967 |
230670252391 has 2 divisors, whose sum is σ = 230670252392. Its totient is φ = 230670252390.
The previous prime is 230670252377. The next prime is 230670252433. The reversal of 230670252391 is 193252076032.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 230670252391 - 213 = 230670244199 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230670253391) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115335126195 + 115335126196.
It is an arithmetic number, because the mean of its divisors is an integer number (115335126196).
Almost surely, 2230670252391 is an apocalyptic number.
230670252391 is a deficient number, since it is larger than the sum of its proper divisors (1).
230670252391 is an equidigital number, since it uses as much as digits as its factorization.
230670252391 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 136080, while the sum is 40.
The spelling of 230670252391 in words is "two hundred thirty billion, six hundred seventy million, two hundred fifty-two thousand, three hundred ninety-one".
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