Base | Representation |
---|---|
bin | 11101001101101… |
… | …00001101011101 |
3 | 122002010011010002 |
4 | 32212310031131 |
5 | 1000213300344 |
6 | 40152224045 |
7 | 6033641666 |
oct | 1646641535 |
9 | 562104102 |
10 | 245056349 |
11 | 11636750a |
12 | 6a09b025 |
13 | 3ba01475 |
14 | 2479036d |
15 | 167a944e |
hex | e9b435d |
245056349 has 2 divisors, whose sum is σ = 245056350. Its totient is φ = 245056348.
The previous prime is 245056327. The next prime is 245056363. The reversal of 245056349 is 943650542.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 180768025 + 64288324 = 13445^2 + 8018^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-245056349 is a prime.
It is a super-2 number, since 2×2450563492 = 120105228370419602, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (245056369) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122528174 + 122528175.
It is an arithmetic number, because the mean of its divisors is an integer number (122528175).
Almost surely, 2245056349 is an apocalyptic number.
It is an amenable number.
245056349 is a deficient number, since it is larger than the sum of its proper divisors (1).
245056349 is an equidigital number, since it uses as much as digits as its factorization.
245056349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 129600, while the sum is 38.
The square root of 245056349 is about 15654.2757417902. The cubic root of 245056349 is about 625.7804428620.
The spelling of 245056349 in words is "two hundred forty-five million, fifty-six thousand, three hundred forty-nine".
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