Base | Representation |
---|---|
bin | 11101010010000… |
… | …01100010011111 |
3 | 122010012120012011 |
4 | 32221001202133 |
5 | 1000340311411 |
6 | 40212452051 |
7 | 6041602462 |
oct | 1651014237 |
9 | 563176164 |
10 | 245635231 |
11 | 116722426 |
12 | 6a31a027 |
13 | 3bb74aba |
14 | 248a12d9 |
15 | 16870c21 |
hex | ea4189f |
245635231 has 8 divisors (see below), whose sum is σ = 254514960. Its totient is φ = 236912832.
The previous prime is 245635189. The next prime is 245635237. The reversal of 245635231 is 132536542.
It is a happy number.
245635231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245635231 - 211 = 245633183 is a prime.
It is a super-2 number, since 2×2456352312 = 120673333416846722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 245635193 and 245635202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245635237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36150 + ... + 42403.
It is an arithmetic number, because the mean of its divisors is an integer number (31814370).
Almost surely, 2245635231 is an apocalyptic number.
245635231 is a deficient number, since it is larger than the sum of its proper divisors (8879729).
245635231 is an equidigital number, since it uses as much as digits as its factorization.
245635231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78665.
The product of its digits is 21600, while the sum is 31.
The square root of 245635231 is about 15672.7544165025. The cubic root of 245635231 is about 626.2728033152.
The spelling of 245635231 in words is "two hundred forty-five million, six hundred thirty-five thousand, two hundred thirty-one".
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