Base | Representation |
---|---|
bin | 11101001110001… |
… | …11010111010001 |
3 | 122002021010201201 |
4 | 32213013113101 |
5 | 1000223303201 |
6 | 40154031201 |
7 | 6034416502 |
oct | 1647072721 |
9 | 562233651 |
10 | 245134801 |
11 | 11641044a |
12 | 6a118501 |
13 | 3ba2b0a2 |
14 | 247b0ba9 |
15 | 167c2801 |
hex | e9c75d1 |
245134801 has 2 divisors, whose sum is σ = 245134802. Its totient is φ = 245134800.
The previous prime is 245134741. The next prime is 245134829. The reversal of 245134801 is 108431542.
It is an a-pointer prime, because the next prime (245134829) can be obtained adding 245134801 to its sum of digits (28).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 226472401 + 18662400 = 15049^2 + 4320^2 .
It is a cyclic number.
It is not a de Polignac number, because 245134801 - 29 = 245134289 is a prime.
It is a super-2 number, since 2×2451348012 = 120182141322619202, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 245134801.
It is not a weakly prime, because it can be changed into another prime (245134861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122567400 + 122567401.
It is an arithmetic number, because the mean of its divisors is an integer number (122567401).
Almost surely, 2245134801 is an apocalyptic number.
It is an amenable number.
245134801 is a deficient number, since it is larger than the sum of its proper divisors (1).
245134801 is an equidigital number, since it uses as much as digits as its factorization.
245134801 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 245134801 is about 15656.7813103460. The cubic root of 245134801 is about 625.8472145651.
The spelling of 245134801 in words is "two hundred forty-five million, one hundred thirty-four thousand, eight hundred one".
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