Base | Representation |
---|---|
bin | 1011011100001… |
… | …0010011100100 |
3 | 10100021201122120 |
4 | 2313002103210 |
5 | 44240404141 |
6 | 4432225540 |
7 | 1121560422 |
oct | 267022344 |
9 | 110251576 |
10 | 47981796 |
11 | 250a2485 |
12 | 1409b2b0 |
13 | 9c2c8c5 |
14 | 6530112 |
15 | 432bc66 |
hex | 2dc24e4 |
47981796 has 24 divisors (see below), whose sum is σ = 113006880. Its totient is φ = 15844032.
The previous prime is 47981789. The next prime is 47981797. The reversal of 47981796 is 69718974.
It is not an unprimeable number, because it can be changed into a prime (47981797) 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, 17401 + ... + 19968.
It is an arithmetic number, because the mean of its divisors is an integer number (4708620).
Almost surely, 247981796 is an apocalyptic number.
It is an amenable number.
47981796 is an abundant number, since it is smaller than the sum of its proper divisors (65025084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47981796 is a wasteful number, since it uses less digits than its factorization.
47981796 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37483 (or 37481 counting only the distinct ones).
The product of its digits is 762048, while the sum is 51.
The square root of 47981796 is about 6926.8893451534. The cubic root of 47981796 is about 363.3781698916.
The spelling of 47981796 in words is "forty-seven million, nine hundred eighty-one thousand, seven hundred ninety-six".
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