Base | Representation |
---|---|
bin | 1000000001011100… |
… | …1001111000010110 |
3 | 12120002021211221011 |
4 | 2000113021320112 |
5 | 13402302202210 |
6 | 553410042434 |
7 | 104236621300 |
oct | 20027117026 |
9 | 5502254834 |
10 | 2153553430 |
11 | a05696626 |
12 | 50127941a |
13 | 28421b792 |
14 | 16602a970 |
15 | c90e4d8a |
hex | 805c9e16 |
2153553430 has 48 divisors (see below), whose sum is σ = 4566438720. Its totient is φ = 729001728.
The previous prime is 2153553419. The next prime is 2153553433. The reversal of 2153553430 is 343553512.
It is a junction number, because it is equal to n+sod(n) for n = 2153553392 and 2153553401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2153553433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10894 + ... + 66526.
It is an arithmetic number, because the mean of its divisors is an integer number (95134140).
Almost surely, 22153553430 is an apocalyptic number.
2153553430 is an abundant number, since it is smaller than the sum of its proper divisors (2412885290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153553430 is a wasteful number, since it uses less digits than its factorization.
2153553430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55733 (or 55726 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 31.
The square root of 2153553430 is about 46406.3942792370. The cubic root of 2153553430 is about 1291.3735404953.
The spelling of 2153553430 in words is "two billion, one hundred fifty-three million, five hundred fifty-three thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •