Base | Representation |
---|---|
bin | 101010100100001… |
… | …1011110001011100 |
3 | 10200112112211221222 |
4 | 1111020123301130 |
5 | 10411114234033 |
6 | 353420512512 |
7 | 50252062631 |
oct | 12510336134 |
9 | 3615484858 |
10 | 1428274268 |
11 | 673250663 |
12 | 33a3ab738 |
13 | 199b9b105 |
14 | d7992188 |
15 | 855cc598 |
hex | 5521bc5c |
1428274268 has 12 divisors (see below), whose sum is σ = 2507033592. Its totient is φ = 711978960.
The previous prime is 1428274247. The next prime is 1428274271. The reversal of 1428274268 is 8624728241.
It is a super-4 number, since 4×14282742684 (a number of 38 digits) contains 4444 as substring.
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538055 + ... + 540702.
It is an arithmetic number, because the mean of its divisors is an integer number (208919466).
Almost surely, 21428274268 is an apocalyptic number.
It is an amenable number.
1428274268 is a deficient number, since it is larger than the sum of its proper divisors (1078759324).
1428274268 is a wasteful number, since it uses less digits than its factorization.
1428274268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079092 (or 1079090 counting only the distinct ones).
The product of its digits is 344064, while the sum is 44.
The square root of 1428274268 is about 37792.5160316166. The cubic root of 1428274268 is about 1126.1697838535.
The spelling of 1428274268 in words is "one billion, four hundred twenty-eight million, two hundred seventy-four thousand, two hundred sixty-eight".
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