Base | Representation |
---|---|
bin | 110011010110011000000… |
… | …0111100010010001000000 |
3 | 220222200111000201121000000 |
4 | 1212230300013202101000 |
5 | 1411112113232032211 |
6 | 23002050441000000 |
7 | 1325611622610000 |
oct | 146546007422100 |
9 | 26880430647000 |
10 | 7057438549056 |
11 | 228105208a3a5 |
12 | 95b941a83000 |
13 | 3c268a4bbb6c |
14 | 1a5820840000 |
15 | c38a8138656 |
hex | 66b301e2440 |
7057438549056 has 735 divisors, whose sum is σ = 24593374324583. Its totient is φ = 2008377504000.
The previous prime is 7057438549027. The next prime is 7057438549079. The reversal of 7057438549056 is 6509458347507.
The square root of 7057438549056 is 2656584.
It is a perfect power (a square), and thus also a powerful number.
7057438549056 is a `hidden beast` number, since 7 + 0 + 5 + 7 + 4 + 38 + 549 + 0 + 56 = 666.
It is a super-2 number, since 2×70574385490562 (a number of 26 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7057438548984 and 7057438549002.
It is an unprimeable number.
It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 28117284931 + ... + 28117285181.
Almost surely, 27057438549056 is an apocalyptic number.
7057438549056 is the 2656584-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7057438549056
7057438549056 is an abundant number, since it is smaller than the sum of its proper divisors (17535935775527).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7057438549056 is an frugal number, since it uses more digits than its factorization.
7057438549056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 560 (or 263 counting only the distinct ones).
The product of its (nonzero) digits is 127008000, while the sum is 63.
The spelling of 7057438549056 in words is "seven trillion, fifty-seven billion, four hundred thirty-eight million, five hundred forty-nine thousand, fifty-six".
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