Base | Representation |
---|---|
bin | 10101100110010011110 |
3 | 1022221211200 |
4 | 2230302132 |
5 | 140121432 |
6 | 23100330 |
7 | 6005250 |
oct | 2546236 |
9 | 1287750 |
10 | 707742 |
11 | 443812 |
12 | 2a16a6 |
13 | 1ba1a9 |
14 | 145cd0 |
15 | dea7c |
hex | acc9e |
707742 has 48 divisors (see below), whose sum is σ = 1808352. Its totient is φ = 195840.
The previous prime is 707723. The next prime is 707747. The reversal of 707742 is 247707.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (707747) by changing a digit.
707742 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5098 + ... + 5234.
It is an arithmetic number, because the mean of its divisors is an integer number (37674).
2707742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 707742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904176).
707742 is an abundant number, since it is smaller than the sum of its proper divisors (1100610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
707742 is a wasteful number, since it uses less digits than its factorization.
707742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 190 counting only the distinct ones).
The product of its (nonzero) digits is 2744, while the sum is 27.
The square root of 707742 is about 841.2740338320. The cubic root of 707742 is about 89.1165413480.
The spelling of 707742 in words is "seven hundred seven thousand, seven hundred forty-two", and thus it is an iban number.
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