Base | Representation |
---|---|
bin | 10100111010000110… |
… | …11111000111010100 |
3 | 1001222021120112210001 |
4 | 22131003133013110 |
5 | 140442031341010 |
6 | 5053455541044 |
7 | 545106555352 |
oct | 123503370724 |
9 | 31867515701 |
10 | 11224871380 |
11 | 4840169008 |
12 | 221322a784 |
13 | 109b6ac438 |
14 | 786ac87d2 |
15 | 45a6acc3a |
hex | 29d0df1d4 |
11224871380 has 48 divisors (see below), whose sum is σ = 24127963776. Its totient is φ = 4385279360.
The previous prime is 11224871369. The next prime is 11224871381. The reversal of 11224871380 is 8317842211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11224871381) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115002 + ... + 188878.
It is an arithmetic number, because the mean of its divisors is an integer number (502665912).
Almost surely, 211224871380 is an apocalyptic number.
11224871380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11224871380 is an abundant number, since it is smaller than the sum of its proper divisors (12903092396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11224871380 is a wasteful number, since it uses less digits than its factorization.
11224871380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74064 (or 74062 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 37.
The spelling of 11224871380 in words is "eleven billion, two hundred twenty-four million, eight hundred seventy-one thousand, three hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •