Base | Representation |
---|---|
bin | 101010010101011… |
… | …1100101000101010 |
3 | 10200000000010210021 |
4 | 1110222330220222 |
5 | 10402124411204 |
6 | 352543111054 |
7 | 50126300212 |
oct | 12452745052 |
9 | 3600003707 |
10 | 1420544554 |
11 | 669951170 |
12 | 3378a248a |
13 | 1983c2a10 |
14 | d693d242 |
15 | 84aa2154 |
hex | 54abca2a |
1420544554 has 16 divisors (see below), whose sum is σ = 2503337760. Its totient is φ = 596032560.
The previous prime is 1420544513. The next prime is 1420544563. The reversal of 1420544554 is 4554450241.
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, 2483184 + ... + 2483755.
It is an arithmetic number, because the mean of its divisors is an integer number (156458610).
Almost surely, 21420544554 is an apocalyptic number.
1420544554 is a deficient number, since it is larger than the sum of its proper divisors (1082793206).
1420544554 is a wasteful number, since it uses less digits than its factorization.
1420544554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4966965.
The product of its (nonzero) digits is 64000, while the sum is 34.
The square root of 1420544554 is about 37690.1121515975. The cubic root of 1420544554 is about 1124.1345255290.
Adding to 1420544554 its reverse (4554450241), we get a palindrome (5974994795).
The spelling of 1420544554 in words is "one billion, four hundred twenty million, five hundred forty-four thousand, five hundred fifty-four".
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