Base | Representation |
---|---|
bin | 10101100101000001101000… |
… | …11100111010010110100000 |
3 | 20020000100002002000100000112 |
4 | 22302200310130322112200 |
5 | 22204422014220233410 |
6 | 244531000015310452 |
7 | 12665161555540004 |
oct | 1262406434722640 |
9 | 206010062010015 |
10 | 47451678680480 |
11 | 141351646092a8 |
12 | 53a455321b428 |
13 | 206289bcc47a9 |
14 | ba096013a704 |
15 | 5744d8c4b105 |
hex | 2b283473a5a0 |
47451678680480 has 24 divisors (see below), whose sum is σ = 112104590883012. Its totient is φ = 18980671472128.
The previous prime is 47451678680431. The next prime is 47451678680501. The reversal of 47451678680480 is 8408687615474.
It can be written as a sum of positive squares in 2 ways, for example, as 40286998617616 + 7164680062864 = 6347204^2 + 2676692^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 47451678680480.
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, 148286495717 + ... + 148286496036.
Almost surely, 247451678680480 is an apocalyptic number.
47451678680480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47451678680480 is an abundant number, since it is smaller than the sum of its proper divisors (64652912202532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47451678680480 is a wasteful number, since it uses less digits than its factorization.
47451678680480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296572991768 (or 296572991760 counting only the distinct ones).
The product of its (nonzero) digits is 289013760, while the sum is 68.
The spelling of 47451678680480 in words is "forty-seven trillion, four hundred fifty-one billion, six hundred seventy-eight million, six hundred eighty thousand, four hundred eighty".
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