Base | Representation |
---|---|
bin | 101000000001001… |
… | …0011011010001000 |
3 | 10110120200100100000 |
4 | 1100002103122020 |
5 | 10222222443224 |
6 | 341124243000 |
7 | 45163310412 |
oct | 12002233210 |
9 | 3416610300 |
10 | 1342781064 |
11 | 629a68319 |
12 | 315840460 |
13 | 185266611 |
14 | ca4999b2 |
15 | 7cd410c9 |
hex | 50093688 |
1342781064 has 96 divisors (see below), whose sum is σ = 3785221440. Its totient is φ = 445953600.
The previous prime is 1342781051. The next prime is 1342781071. The reversal of 1342781064 is 4601872431.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 603474 + ... + 605694.
It is an arithmetic number, because the mean of its divisors is an integer number (39429390).
Almost surely, 21342781064 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 1342781064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1892610720).
1342781064 is an abundant number, since it is smaller than the sum of its proper divisors (2442440376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1342781064 is a wasteful number, since it uses less digits than its factorization.
1342781064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2553 (or 2537 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 1342781064 is about 36643.9771858896. The cubic root of 1342781064 is about 1103.2359434508.
The spelling of 1342781064 in words is "one billion, three hundred forty-two million, seven hundred eighty-one thousand, sixty-four".
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