Base | Representation |
---|---|
bin | 100111111010100011100… |
… | …000100001110000010000 |
3 | 100201012222200010111100000 |
4 | 213322203200201300100 |
5 | 324420011140113140 |
6 | 5500030303330000 |
7 | 402112264160502 |
oct | 47724340416020 |
9 | 10635880114300 |
10 | 2742932347920 |
11 | 9682a8890956 |
12 | 3837225b0900 |
13 | 16b87143c17b |
14 | 96a89997d72 |
15 | 4b53b1eaa30 |
hex | 27ea3821c10 |
2742932347920 has 120 divisors (see below), whose sum is σ = 9552854578176. Its totient is φ = 731448620928.
The previous prime is 2742932347873. The next prime is 2742932347949. The reversal of 2742932347920 is 297432392472.
It is a happy number.
2742932347920 is a `hidden beast` number, since 2 + 7 + 4 + 293 + 2 + 347 + 9 + 2 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70529232 + ... + 70568111.
Almost surely, 22742932347920 is an apocalyptic number.
2742932347920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2742932347920 is an abundant number, since it is smaller than the sum of its proper divisors (6809922230256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2742932347920 is a wasteful number, since it uses less digits than its factorization.
2742932347920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141097371 (or 141097353 counting only the distinct ones).
The product of its (nonzero) digits is 9144576, while the sum is 54.
The spelling of 2742932347920 in words is "two trillion, seven hundred forty-two billion, nine hundred thirty-two million, three hundred forty-seven thousand, nine hundred twenty".
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