Base | Representation |
---|---|
bin | 101001110000100… |
… | …1010110111111110 |
3 | 10121122121112211200 |
4 | 1103201022313332 |
5 | 10332202013342 |
6 | 351012400330 |
7 | 46503016335 |
oct | 12341126776 |
9 | 3548545750 |
10 | 1401204222 |
11 | 659a41520 |
12 | 3313160a6 |
13 | 1943b0932 |
14 | d4146d1c |
15 | 8303194c |
hex | 5384adfe |
1401204222 has 48 divisors (see below), whose sum is σ = 3314434032. Its totient is φ = 424287360.
The previous prime is 1401204199. The next prime is 1401204253. The reversal of 1401204222 is 2224021041.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1401204195 and 1401204204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 489018 + ... + 491874.
It is an arithmetic number, because the mean of its divisors is an integer number (69050709).
Almost surely, 21401204222 is an apocalyptic number.
1401204222 is an abundant number, since it is smaller than the sum of its proper divisors (1913229810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1401204222 is a wasteful number, since it uses less digits than its factorization.
1401204222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5353 (or 5350 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 1401204222 is about 37432.6625021518. The cubic root of 1401204222 is about 1119.0096001208.
Adding to 1401204222 its reverse (2224021041), we get a palindrome (3625225263).
The spelling of 1401204222 in words is "one billion, four hundred one million, two hundred four thousand, two hundred twenty-two".
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