Base | Representation |
---|---|
bin | 110101100000010111… |
… | …000100000001111000 |
3 | 12111021212122001021021 |
4 | 311200113010001320 |
5 | 1420130003432100 |
6 | 42220455152224 |
7 | 4102460266201 |
oct | 654027040170 |
9 | 174255561237 |
10 | 57451233400 |
11 | 224017a5a90 |
12 | b174375674 |
13 | 55576b4b82 |
14 | 2ad018a5a8 |
15 | 1763ae2a1a |
hex | d605c4078 |
57451233400 has 96 divisors (see below), whose sum is σ = 145861735680. Its totient is φ = 20870640000.
The previous prime is 57451233391. The next prime is 57451233407. The reversal of 57451233400 is 433215475.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57451233407) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2299777 + ... + 2324623.
It is an arithmetic number, because the mean of its divisors is an integer number (1519393080).
Almost surely, 257451233400 is an apocalyptic number.
57451233400 is a gapful number since it is divisible by the number (50) 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 57451233400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72930867840).
57451233400 is an abundant number, since it is smaller than the sum of its proper divisors (88410502280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57451233400 is a wasteful number, since it uses less digits than its factorization.
57451233400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25925 (or 25916 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 34.
Adding to 57451233400 its reverse (433215475), we get a palindrome (57884448875).
The spelling of 57451233400 in words is "fifty-seven billion, four hundred fifty-one million, two hundred thirty-three thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •