Base | Representation |
---|---|
bin | 10010000010111001000… |
… | …11110110011111101000 |
3 | 2012021101211102122220200 |
4 | 21001130203312133220 |
5 | 40124304204131434 |
6 | 1152500443552200 |
7 | 62536606452342 |
oct | 11013443663750 |
9 | 2167354378820 |
10 | 620028192744 |
11 | 219a52829204 |
12 | a01ba22b660 |
13 | 4661212662c |
14 | 2201c1c8292 |
15 | 111dd307199 |
hex | 905c8f67e8 |
620028192744 has 384 divisors, whose sum is σ = 1903621824000. Its totient is φ = 181149696000.
The previous prime is 620028192743. The next prime is 620028192757. The reversal of 620028192744 is 447291820026.
620028192744 is a `hidden beast` number, since 620 + 0 + 2 + 8 + 19 + 2 + 7 + 4 + 4 = 666.
620028192744 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 620028192744.
It is not an unprimeable number, because it can be changed into a prime (620028192743) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 516259344 + ... + 516260544.
It is an arithmetic number, because the mean of its divisors is an integer number (4957348500).
Almost surely, 2620028192744 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 620028192744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951810912000).
620028192744 is an abundant number, since it is smaller than the sum of its proper divisors (1283593631256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620028192744 is a wasteful number, since it uses less digits than its factorization.
620028192744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1609 (or 1602 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The spelling of 620028192744 in words is "six hundred twenty billion, twenty-eight million, one hundred ninety-two thousand, seven hundred forty-four".
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