Base | Representation |
---|---|
bin | 101000110001000… |
… | …001001100000000 |
3 | 1202122221200022210 |
4 | 220301001030000 |
5 | 2400042013220 |
6 | 151511102120 |
7 | 22643244654 |
oct | 5061011400 |
9 | 1678850283 |
10 | 683938560 |
11 | 32107a188 |
12 | 171071940 |
13 | ab907896 |
14 | 66b96a64 |
15 | 4009d6e0 |
hex | 28c41300 |
683938560 has 144 divisors (see below), whose sum is σ = 2313039456. Its totient is φ = 171638784.
The previous prime is 683938531. The next prime is 683938571. The reversal of 683938560 is 65839386.
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 60042 + ... + 70518.
It is an arithmetic number, because the mean of its divisors is an integer number (16062774).
Almost surely, 2683938560 is an apocalyptic number.
683938560 is a gapful number since it is divisible by the number (60) 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 683938560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156519728).
683938560 is an abundant number, since it is smaller than the sum of its proper divisors (1629100896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
683938560 is a wasteful number, since it uses less digits than its factorization.
683938560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10518 (or 10504 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 48.
The square root of 683938560 is about 26152.2190263083. The cubic root of 683938560 is about 881.0604296223.
The spelling of 683938560 in words is "six hundred eighty-three million, nine hundred thirty-eight thousand, five hundred sixty".
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