Base | Representation |
---|---|
bin | 101001000101110101… |
… | …111011111100000000 |
3 | 11012212220021101022102 |
4 | 221011311323330000 |
5 | 1210330042040000 |
6 | 32134043325532 |
7 | 3121241023601 |
oct | 510565737400 |
9 | 135786241272 |
10 | 44121440000 |
11 | 17791447a00 |
12 | 86742208a8 |
13 | 4211bb3461 |
14 | 21c7ad3da8 |
15 | 12337493d5 |
hex | a45d7bf00 |
44121440000 has 540 divisors, whose sum is σ = 126115948728. Its totient is φ = 15375360000.
The previous prime is 44121439961. The next prime is 44121440023. The reversal of 44121440000 is 4412144.
It is a happy number.
44121440000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 832479974 + ... + 832480026.
Almost surely, 244121440000 is an apocalyptic number.
44121440000 is a gapful number since it is divisible by the number (40) 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 44121440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63057974364).
44121440000 is an abundant number, since it is smaller than the sum of its proper divisors (81994508728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44121440000 is an equidigital number, since it uses as much as digits as its factorization.
44121440000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154 (or 114 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 44121440000 its reverse (4412144), we get a palindrome (44125852144).
44121440000 divided by its reverse (4412144) gives a 4-th power (10000 = 104).
The spelling of 44121440000 in words is "forty-four billion, one hundred twenty-one million, four hundred forty thousand".
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