Base | Representation |
---|---|
bin | 101001110110101… |
… | …1010100001000100 |
3 | 10121212122121212002 |
4 | 1103231122201010 |
5 | 10334012222040 |
6 | 351205244432 |
7 | 46542215342 |
oct | 12355324104 |
9 | 3555577762 |
10 | 1404414020 |
11 | 660834049 |
12 | 332403718 |
13 | 194c65919 |
14 | d4740992 |
15 | 83467a15 |
hex | 53b5a844 |
1404414020 has 12 divisors (see below), whose sum is σ = 2949269484. Its totient is φ = 561765600.
The previous prime is 1404414007. The next prime is 1404414029. The reversal of 1404414020 is 204144041.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 235868164 + 1168545856 = 15358^2 + 34184^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 70220701 = 1404414020 / (1 + 4 + 0 + 4 + 4 + 1 + 4 + 0 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 1404413983 and 1404414001.
It is not an unprimeable number, because it can be changed into a prime (1404414029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35110331 + ... + 35110370.
It is an arithmetic number, because the mean of its divisors is an integer number (245772457).
Almost surely, 21404414020 is an apocalyptic number.
1404414020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1404414020 is an abundant number, since it is smaller than the sum of its proper divisors (1544855464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1404414020 is a wasteful number, since it uses less digits than its factorization.
1404414020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70220710 (or 70220708 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 1404414020 is about 37475.5122713486. The cubic root of 1404414020 is about 1119.8634027713.
Adding to 1404414020 its reverse (204144041), we get a palindrome (1608558061).
The spelling of 1404414020 in words is "one billion, four hundred four million, four hundred fourteen thousand, twenty".
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