Base | Representation |
---|---|
bin | 101010010110111… |
… | …1110110000001010 |
3 | 10200001111112110120 |
4 | 1110231332300022 |
5 | 10402330332113 |
6 | 353012124110 |
7 | 50136121254 |
oct | 12455766012 |
9 | 3601445416 |
10 | 1421339658 |
11 | 66a344582 |
12 | 338006636 |
13 | 1986108ab |
14 | d6aa8cd4 |
15 | 84baca23 |
hex | 54b7ec0a |
1421339658 has 16 divisors (see below), whose sum is σ = 2846911296. Its totient is φ = 473074560.
The previous prime is 1421339657. The next prime is 1421339663. The reversal of 1421339658 is 8569331241.
1421339658 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (1421339653) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171958 + ... + 180033.
It is an arithmetic number, because the mean of its divisors is an integer number (177931956).
Almost surely, 21421339658 is an apocalyptic number.
1421339658 is an abundant number, since it is smaller than the sum of its proper divisors (1425571638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1421339658 is a wasteful number, since it uses less digits than its factorization.
1421339658 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 352669.
The product of its digits is 155520, while the sum is 42.
The square root of 1421339658 is about 37700.6585884120. The cubic root of 1421339658 is about 1124.3442190928.
The spelling of 1421339658 in words is "one billion, four hundred twenty-one million, three hundred thirty-nine thousand, six hundred fifty-eight".
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