Base | Representation |
---|---|
bin | 11100110110100001111… |
… | …000100000010011110000 |
3 | 21000112200111001211212200 |
4 | 130312201320200103300 |
5 | 224441030120231012 |
6 | 4114500553223200 |
7 | 263150023543404 |
oct | 34664170402360 |
9 | 7015614054780 |
10 | 1982695867632 |
11 | 6a4947146047 |
12 | 280314a01b00 |
13 | 114c765572ac |
14 | 6bd6a643104 |
15 | 36893c7c3dc |
hex | 1cda1e204f0 |
1982695867632 has 60 divisors (see below), whose sum is σ = 5677836439704. Its totient is φ = 645528885120.
The previous prime is 1982695867631. The next prime is 1982695867643. The reversal of 1982695867632 is 2367685962891.
It is a happy number.
1982695867632 is a `hidden beast` number, since 1 + 9 + 8 + 2 + 6 + 9 + 586 + 7 + 6 + 32 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1982695867631) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160095219 + ... + 160107602.
Almost surely, 21982695867632 is an apocalyptic number.
1982695867632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1982695867632 is an abundant number, since it is smaller than the sum of its proper divisors (3695140572072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1982695867632 is a wasteful number, since it uses less digits than its factorization.
1982695867632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320202878 (or 320202869 counting only the distinct ones).
The product of its digits is 470292480, while the sum is 72.
The spelling of 1982695867632 in words is "one trillion, nine hundred eighty-two billion, six hundred ninety-five million, eight hundred sixty-seven thousand, six hundred thirty-two".
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