Base | Representation |
---|---|
bin | 1000000001010100… |
… | …1110110111011000 |
3 | 12120001100020202022 |
4 | 2000111032313120 |
5 | 13402140041220 |
6 | 553351154012 |
7 | 104232422264 |
oct | 20025166730 |
9 | 5501306668 |
10 | 2153049560 |
11 | a05382002 |
12 | 501075908 |
13 | 2840a332c |
14 | 165d390a4 |
15 | c9045925 |
hex | 8054edd8 |
2153049560 has 64 divisors (see below), whose sum is σ = 4967028000. Its totient is φ = 839948928.
The previous prime is 2153049557. The next prime is 2153049571. The reversal of 2153049560 is 659403512.
It is a self number, because there is not a number n which added to its sum of digits gives 2153049560.
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, 3179942 + ... + 3180618.
Almost surely, 22153049560 is an apocalyptic number.
2153049560 is a gapful number since it is divisible by the number (20) 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 2153049560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2483514000).
2153049560 is an abundant number, since it is smaller than the sum of its proper divisors (2813978440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153049560 is an frugal number, since it uses more digits than its factorization.
2153049560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 817 (or 727 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 35.
The square root of 2153049560 is about 46400.9650761706. The cubic root of 2153049560 is about 1291.2728177966.
The spelling of 2153049560 in words is "two billion, one hundred fifty-three million, forty-nine thousand, five hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •