Base | Representation |
---|---|
bin | 101001111110000… |
… | …0010000111100010 |
3 | 10122010212022200020 |
4 | 1103330002013202 |
5 | 10341002334432 |
6 | 351423334310 |
7 | 46616616114 |
oct | 12374020742 |
9 | 3563768606 |
10 | 1408246242 |
11 | 662a11277 |
12 | 333751396 |
13 | 1959a8000 |
14 | d505b3b4 |
15 | 8397322c |
hex | 53f021e2 |
1408246242 has 64 divisors (see below), whose sum is σ = 3117381120. Its totient is φ = 423900672.
The previous prime is 1408246241. The next prime is 1408246243. The reversal of 1408246242 is 2426428041.
It is an interprime number because it is at equal distance from previous prime (1408246241) and next prime (1408246243).
It is not an unprimeable number, because it can be changed into a prime (1408246241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618418 + ... + 620690.
It is an arithmetic number, because the mean of its divisors is an integer number (48709080).
Almost surely, 21408246242 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1408246242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1558690560).
1408246242 is an abundant number, since it is smaller than the sum of its proper divisors (1709134878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1408246242 is a wasteful number, since it uses less digits than its factorization.
1408246242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2364 (or 2338 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 33.
The square root of 1408246242 is about 37526.6071208150. The cubic root of 1408246242 is about 1120.8810674468.
The spelling of 1408246242 in words is "one billion, four hundred eight million, two hundred forty-six thousand, two hundred forty-two".
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