Base | Representation |
---|---|
bin | 11101001111111… |
… | …01010010110101 |
3 | 122002200100202012 |
4 | 32213331102311 |
5 | 1000302340301 |
6 | 40202454005 |
7 | 6036326513 |
oct | 1647752265 |
9 | 562610665 |
10 | 245355701 |
11 | 116551408 |
12 | 6a204305 |
13 | 3baa77b6 |
14 | 2482b4b3 |
15 | 16817ebb |
hex | e9fd4b5 |
245355701 has 4 divisors (see below), whose sum is σ = 248716812. Its totient is φ = 241994592.
The previous prime is 245355673. The next prime is 245355739. The reversal of 245355701 is 107553542.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107553542 = 2 ⋅53776771.
It can be written as a sum of positive squares in 2 ways, for example, as 131079601 + 114276100 = 11449^2 + 10690^2 .
It is a cyclic number.
It is not a de Polignac number, because 245355701 - 214 = 245339317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245355301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680446 + ... + 1680591.
It is an arithmetic number, because the mean of its divisors is an integer number (62179203).
Almost surely, 2245355701 is an apocalyptic number.
It is an amenable number.
245355701 is a deficient number, since it is larger than the sum of its proper divisors (3361111).
245355701 is an equidigital number, since it uses as much as digits as its factorization.
245355701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3361110.
The product of its (nonzero) digits is 21000, while the sum is 32.
The square root of 245355701 is about 15663.8341730242. The cubic root of 245355701 is about 626.0351494518.
The spelling of 245355701 in words is "two hundred forty-five million, three hundred fifty-five thousand, seven hundred one".
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