Base | Representation |
---|---|
bin | 1100101110011101111010… |
… | …00000010111111110100100 |
3 | 10200002022212121101221210000 |
4 | 12113032331000113332210 |
5 | 12132001020012103401 |
6 | 135304024442501300 |
7 | 5615561326023441 |
oct | 627167500277644 |
9 | 120068777357700 |
10 | 27984882925476 |
11 | 8a0a35a935454 |
12 | 317b7a8804830 |
13 | 127cc6a01a689 |
14 | 6ca692d1c9c8 |
15 | 337e3eaad186 |
hex | 1973bd017fa4 |
27984882925476 has 45 divisors (see below), whose sum is σ = 73158260773521. Its totient is φ = 9328262568048.
The previous prime is 27984882925423. The next prime is 27984882925523. The reversal of 27984882925476 is 67452928848972.
The square root of 27984882925476 is 5290074.
It is a perfect power (a square), and thus also a powerful number.
27984882925476 is a `hidden beast` number, since 2 + 7 + 9 + 8 + 48 + 8 + 29 + 2 + 547 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 5891348384100 + 22093534541376 = 2427210^2 + 4700376^2 .
It is a Harshad number since it is a multiple of its sum of digits (81).
It is a junction number, because it is equal to n+sod(n) for n = 27984882925395 and 27984882925404.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 95074386 + ... + 95368278.
Almost surely, 227984882925476 is an apocalyptic number.
27984882925476 is the 5290074-th square number.
It is an amenable number.
27984882925476 is an abundant number, since it is smaller than the sum of its proper divisors (45173377848045).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27984882925476 is an frugal number, since it uses more digits than its factorization.
27984882925476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587802 (or 293898 counting only the distinct ones).
The product of its digits is 7803371520, while the sum is 81.
27984882925476 divided by its sum of digits (81) gives a square (345492381796 = 5877862).
The spelling of 27984882925476 in words is "twenty-seven trillion, nine hundred eighty-four billion, eight hundred eighty-two million, nine hundred twenty-five thousand, four hundred seventy-six".
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