Base | Representation |
---|---|
bin | 11101010011111… |
… | …11110111010010 |
3 | 122010200112101002 |
4 | 32221333313102 |
5 | 1000421444024 |
6 | 40222142002 |
7 | 6044014652 |
oct | 1651776722 |
9 | 563615332 |
10 | 245890514 |
11 | 116887201 |
12 | 6a421902 |
13 | 3bc3405c |
14 | 2492a362 |
15 | 168c16ae |
hex | ea7fdd2 |
245890514 has 16 divisors (see below), whose sum is σ = 390828480. Its totient is φ = 115700400.
The previous prime is 245890501. The next prime is 245890517. The reversal of 245890514 is 415098542.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is not an unprimeable number, because it can be changed into a prime (245890517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15689 + ... + 27164.
It is an arithmetic number, because the mean of its divisors is an integer number (24426780).
Almost surely, 2245890514 is an apocalyptic number.
245890514 is a deficient number, since it is larger than the sum of its proper divisors (144937966).
245890514 is a wasteful number, since it uses less digits than its factorization.
245890514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43025.
The product of its (nonzero) digits is 57600, while the sum is 38.
The square root of 245890514 is about 15680.8964667203. The cubic root of 245890514 is about 626.4896851335.
The spelling of 245890514 in words is "two hundred forty-five million, eight hundred ninety thousand, five hundred fourteen".
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