Base | Representation |
---|---|
bin | 11011011100101… |
… | …10100111000101 |
3 | 121001021011112122 |
4 | 31232112213011 |
5 | 432421130140 |
6 | 34503055325 |
7 | 5464064336 |
oct | 1556264705 |
9 | 531234478 |
10 | 230255045 |
11 | 108a78029 |
12 | 65141545 |
13 | 3891b3b7 |
14 | 2281a28d |
15 | 15333ab5 |
hex | db969c5 |
230255045 has 8 divisors (see below), whose sum is σ = 276475896. Its totient is φ = 184090816.
The previous prime is 230255017. The next prime is 230255083. The reversal of 230255045 is 540552032.
It can be written as a sum of positive squares in 4 ways, for example, as 89737729 + 140517316 = 9473^2 + 11854^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230255045 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4622 + ... + 21951.
It is an arithmetic number, because the mean of its divisors is an integer number (34559487).
Almost surely, 2230255045 is an apocalyptic number.
It is an amenable number.
230255045 is a deficient number, since it is larger than the sum of its proper divisors (46220851).
230255045 is a wasteful number, since it uses less digits than its factorization.
230255045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28311.
The product of its (nonzero) digits is 6000, while the sum is 26.
The square root of 230255045 is about 15174.1571429849. The cubic root of 230255045 is about 612.9189536844.
The spelling of 230255045 in words is "two hundred thirty million, two hundred fifty-five thousand, forty-five".
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