Base | Representation |
---|---|
bin | 1011011001000011… |
… | …1000010110010101 |
3 | 21220002221022121100 |
4 | 2312100320112111 |
5 | 22230304102141 |
6 | 1223232540313 |
7 | 135530352303 |
oct | 26620702625 |
9 | 7802838540 |
10 | 3057878421 |
11 | 132a102354 |
12 | 7140b1699 |
13 | 39969a920 |
14 | 210191273 |
15 | 12d6c80b6 |
hex | b6438595 |
3057878421 has 48 divisors (see below), whose sum is σ = 4904250624. Its totient is φ = 1824170112.
The previous prime is 3057878413. The next prime is 3057878429. The reversal of 3057878421 is 1248787503.
3057878421 is a `hidden beast` number, since 3 + 0 + 578 + 78 + 4 + 2 + 1 = 666.
It is an interprime number because it is at equal distance from previous prime (3057878413) and next prime (3057878429).
It is not a de Polignac number, because 3057878421 - 23 = 3057878413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3057878429) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585795 + ... + 590991.
It is an arithmetic number, because the mean of its divisors is an integer number (102171888).
Almost surely, 23057878421 is an apocalyptic number.
It is an amenable number.
3057878421 is a deficient number, since it is larger than the sum of its proper divisors (1846372203).
3057878421 is a wasteful number, since it uses less digits than its factorization.
3057878421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5370 (or 5367 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The square root of 3057878421 is about 55298.0869560602. The cubic root of 3057878421 is about 1451.4655686918.
The spelling of 3057878421 in words is "three billion, fifty-seven million, eight hundred seventy-eight thousand, four hundred twenty-one".
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