Base | Representation |
---|---|
bin | 101010010100100… |
… | …0010011011111000 |
3 | 10122222001201012010 |
4 | 1110221002123320 |
5 | 10402012402044 |
6 | 352524245520 |
7 | 50122114020 |
oct | 12451023370 |
9 | 3588051163 |
10 | 1420044024 |
11 | 66963a103 |
12 | 3376a08a0 |
13 | 198278c49 |
14 | d684ca80 |
15 | 84a03bb9 |
hex | 54a426f8 |
1420044024 has 64 divisors (see below), whose sum is σ = 4061341440. Its totient is φ = 405319680.
The previous prime is 1420043981. The next prime is 1420044079. The reversal of 1420044024 is 4204400241.
It is a super-2 number, since 2×14200440242 = 4033050060196225152, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190039 + ... + 197369.
It is an arithmetic number, because the mean of its divisors is an integer number (63458460).
Almost surely, 21420044024 is an apocalyptic number.
1420044024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1420044024 is an abundant number, since it is smaller than the sum of its proper divisors (2641297416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420044024 is a wasteful number, since it uses less digits than its factorization.
1420044024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8500 (or 8496 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 1420044024 is about 37683.4714961347. The cubic root of 1420044024 is about 1124.0024801218.
Adding to 1420044024 its reverse (4204400241), we get a palindrome (5624444265).
The spelling of 1420044024 in words is "one billion, four hundred twenty million, forty-four thousand, twenty-four".
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