Base | Representation |
---|---|
bin | 11001100110101101… |
… | …001000111100010000 |
3 | 2121222000202200102210 |
4 | 121212231020330100 |
5 | 422301141203122 |
6 | 20344032312120 |
7 | 1662204622023 |
oct | 314655107420 |
9 | 77860680383 |
10 | 27492912912 |
11 | 1072903a433 |
12 | 53b33a2640 |
13 | 2791b53c0a |
14 | 148b4b11ba |
15 | aad99d40c |
hex | 666b48f10 |
27492912912 has 40 divisors (see below), whose sum is σ = 71061510304. Its totient is φ = 9159381504.
The previous prime is 27492912901. The next prime is 27492912917. The reversal of 27492912912 is 21921929472.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (27492912917) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62998 + ... + 242805.
Almost surely, 227492912912 is an apocalyptic number.
It is an amenable number.
27492912912 is an abundant number, since it is smaller than the sum of its proper divisors (43568597392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27492912912 is a wasteful number, since it uses less digits than its factorization.
27492912912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307687 (or 307681 counting only the distinct ones).
The product of its digits is 326592, while the sum is 48.
The spelling of 27492912912 in words is "twenty-seven billion, four hundred ninety-two million, nine hundred twelve thousand, nine hundred twelve".
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