Base | Representation |
---|---|
bin | 1010001111101011… |
… | …0101111010111100 |
3 | 21002122211010122112 |
4 | 2203322311322330 |
5 | 21113012031140 |
6 | 1132520233152 |
7 | 125102363360 |
oct | 24372657274 |
9 | 7078733575 |
10 | 2750111420 |
11 | 1191403461 |
12 | 64900b7b8 |
13 | 34a9b0784 |
14 | 1c13592a0 |
15 | 111682c65 |
hex | a3eb5ebc |
2750111420 has 96 divisors (see below), whose sum is σ = 7053298560. Its totient is φ = 879206400.
The previous prime is 2750111393. The next prime is 2750111453. The reversal of 2750111420 is 241110572.
It is a super-2 number, since 2×27501114202 = 15126225644828832800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254120 + ... + 264720.
It is an arithmetic number, because the mean of its divisors is an integer number (73471860).
Almost surely, 22750111420 is an apocalyptic number.
2750111420 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 2750111420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3526649280).
2750111420 is an abundant number, since it is smaller than the sum of its proper divisors (4303187140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2750111420 is a wasteful number, since it uses less digits than its factorization.
2750111420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10743 (or 10741 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 23.
The square root of 2750111420 is about 52441.5047457641. The cubic root of 2750111420 is about 1401.0385864796.
Adding to 2750111420 its reverse (241110572), we get a palindrome (2991221992).
The spelling of 2750111420 in words is "two billion, seven hundred fifty million, one hundred eleven thousand, four hundred twenty".
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