Base | Representation |
---|---|
bin | 101010010100111… |
… | …0010111101000110 |
3 | 10122222102210210122 |
4 | 1110221302331012 |
5 | 10402040232013 |
6 | 352532421542 |
7 | 50123602304 |
oct | 12451627506 |
9 | 3588383718 |
10 | 1420242758 |
11 | 669765450 |
12 | 3377778b2 |
13 | 19831853c |
14 | d68a1274 |
15 | 84a42a08 |
hex | 54a72f46 |
1420242758 has 16 divisors (see below), whose sum is σ = 2326547664. Its totient is φ = 644866560.
The previous prime is 1420242739. The next prime is 1420242763. The reversal of 1420242758 is 8572420241.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13835 + ... + 55062.
It is an arithmetic number, because the mean of its divisors is an integer number (145409229).
Almost surely, 21420242758 is an apocalyptic number.
1420242758 is a deficient number, since it is larger than the sum of its proper divisors (906304906).
1420242758 is a wasteful number, since it uses less digits than its factorization.
1420242758 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69847.
The product of its (nonzero) digits is 35840, while the sum is 35.
The square root of 1420242758 is about 37686.1082893949. The cubic root of 1420242758 is about 1124.0549120853.
Adding to 1420242758 its reverse (8572420241), we get a palindrome (9992662999).
The spelling of 1420242758 in words is "one billion, four hundred twenty million, two hundred forty-two thousand, seven hundred fifty-eight".
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