Base | Representation |
---|---|
bin | 11101001101100… |
… | …11110001011001 |
3 | 122002010001122120 |
4 | 32212303301121 |
5 | 1000213221203 |
6 | 40152211453 |
7 | 6033633522 |
oct | 1646636131 |
9 | 562101576 |
10 | 245054553 |
11 | 116366127 |
12 | 6a099b89 |
13 | 3ba006c3 |
14 | 2478d849 |
15 | 167a8b53 |
hex | e9b3c59 |
245054553 has 16 divisors (see below), whose sum is σ = 343742400. Its totient is φ = 155059520.
The previous prime is 245054539. The next prime is 245054561. The reversal of 245054553 is 355450542.
It is not a de Polignac number, because 245054553 - 212 = 245050457 is a prime.
It is not an unprimeable number, because it can be changed into a prime (245054573) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18738 + ... + 29003.
It is an arithmetic number, because the mean of its divisors is an integer number (21483900).
Almost surely, 2245054553 is an apocalyptic number.
It is an amenable number.
245054553 is a deficient number, since it is larger than the sum of its proper divisors (98687847).
245054553 is a wasteful number, since it uses less digits than its factorization.
245054553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47832.
The product of its (nonzero) digits is 60000, while the sum is 33.
The square root of 245054553 is about 15654.2183771659. The cubic root of 245054553 is about 625.7789140919.
The spelling of 245054553 in words is "two hundred forty-five million, fifty-four thousand, five hundred fifty-three".
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