Base | Representation |
---|---|
bin | 110101010100000010… |
… | …001001000000000000 |
3 | 12110202110110221120010 |
4 | 311110002021000000 |
5 | 1414214033002034 |
6 | 42144150344520 |
7 | 4064366363010 |
oct | 652402110000 |
9 | 173673427503 |
10 | 57244422144 |
11 | 22305a90698 |
12 | b11705b140 |
13 | 55238b4550 |
14 | 2ab0913c40 |
15 | 17508903e9 |
hex | d54089000 |
57244422144 has 208 divisors, whose sum is σ = 187859864192. Its totient is φ = 15097135104.
The previous prime is 57244422121. The next prime is 57244422199. The reversal of 57244422144 is 44122444275.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (208).
It is a Harshad number since it is a multiple of its sum of digits (39).
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, 1092612 + ... + 1143804.
It is an arithmetic number, because the mean of its divisors is an integer number (903172424).
Almost surely, 257244422144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57244422144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93929932096).
57244422144 is an abundant number, since it is smaller than the sum of its proper divisors (130615442048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57244422144 is a wasteful number, since it uses less digits than its factorization.
57244422144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51240 (or 51218 counting only the distinct ones).
The product of its digits is 286720, while the sum is 39.
The spelling of 57244422144 in words is "fifty-seven billion, two hundred forty-four million, four hundred twenty-two thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •