Base | Representation |
---|---|
bin | 101001110010100… |
… | …0000111110000000 |
3 | 10121201111202120002 |
4 | 1103211000332000 |
5 | 10332431242344 |
6 | 351050135132 |
7 | 46514415200 |
oct | 12345007600 |
9 | 3551452502 |
10 | 1402212224 |
11 | 65a56a886 |
12 | 3317214a8 |
13 | 19467469a |
14 | d432a400 |
15 | 8318044e |
hex | 53940f80 |
1402212224 has 96 divisors (see below), whose sum is σ = 3440957760. Its totient is φ = 565555200.
The previous prime is 1402212221. The next prime is 1402212239. The reversal of 1402212224 is 4222122041.
It is a super-2 number, since 2×14022122242 = 3932398242270052352, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1402212196 and 1402212205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1402212221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100049 + ... + 113199.
It is an arithmetic number, because the mean of its divisors is an integer number (35843310).
Almost surely, 21402212224 is an apocalyptic number.
1402212224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1402212224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1720478880).
1402212224 is an abundant number, since it is smaller than the sum of its proper divisors (2038745536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1402212224 is a wasteful number, since it uses less digits than its factorization.
1402212224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13196 (or 13177 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 1402212224 is about 37446.1242854317. The cubic root of 1402212224 is about 1119.2778678308.
Adding to 1402212224 its reverse (4222122041), we get a palindrome (5624334265).
The spelling of 1402212224 in words is "one billion, four hundred two million, two hundred twelve thousand, two hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •