Base | Representation |
---|---|
bin | 11011011010110… |
… | …00101001011101 |
3 | 121000210021101122 |
4 | 31231120221131 |
5 | 432340014440 |
6 | 34453420325 |
7 | 5461656365 |
oct | 1555305135 |
9 | 530707348 |
10 | 230001245 |
11 | 108914381 |
12 | 6503a6a5 |
13 | 3885ca16 |
14 | 227919a5 |
15 | 152d37b5 |
hex | db58a5d |
230001245 has 32 divisors (see below), whose sum is σ = 303906816. Its totient is φ = 166348800.
The previous prime is 230001241. The next prime is 230001253. The reversal of 230001245 is 542100032.
It is not a de Polignac number, because 230001245 - 22 = 230001241 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230001241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 503057 + ... + 503513.
It is an arithmetic number, because the mean of its divisors is an integer number (9497088).
Almost surely, 2230001245 is an apocalyptic number.
It is an amenable number.
230001245 is a deficient number, since it is larger than the sum of its proper divisors (73905571).
230001245 is a wasteful number, since it uses less digits than its factorization.
230001245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 701.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 230001245 is about 15165.7919344820. The cubic root of 230001245 is about 612.6936730313.
Adding to 230001245 its reverse (542100032), we get a palindrome (772101277).
The spelling of 230001245 in words is "two hundred thirty million, one thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •