Base | Representation |
---|---|
bin | 11101001110001… |
… | …01000101111101 |
3 | 122002020122222021 |
4 | 32213011011331 |
5 | 1000223004001 |
6 | 40153520141 |
7 | 6034350415 |
oct | 1647050575 |
9 | 562218867 |
10 | 245125501 |
11 | 116404465 |
12 | 6a113051 |
13 | 3ba26a9a |
14 | 247ab645 |
15 | 167beba1 |
hex | e9c517d |
245125501 has 2 divisors, whose sum is σ = 245125502. Its totient is φ = 245125500.
The previous prime is 245125483. The next prime is 245125523. The reversal of 245125501 is 105521542.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 242549476 + 2576025 = 15574^2 + 1605^2 .
It is a cyclic number.
It is not a de Polignac number, because 245125501 - 27 = 245125373 is a prime.
It is a super-2 number, since 2×2451255012 = 120173022481002002, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (245125541) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122562750 + 122562751.
It is an arithmetic number, because the mean of its divisors is an integer number (122562751).
Almost surely, 2245125501 is an apocalyptic number.
It is an amenable number.
245125501 is a deficient number, since it is larger than the sum of its proper divisors (1).
245125501 is an equidigital number, since it uses as much as digits as its factorization.
245125501 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 245125501 is about 15656.4843116199. The cubic root of 245125501 is about 625.8392999365.
The spelling of 245125501 in words is "two hundred forty-five million, one hundred twenty-five thousand, five hundred one".
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