Base | Representation |
---|---|
bin | 100111111001111001000… |
… | …011000101011100000001 |
3 | 100201011011000200210102201 |
4 | 213321321003011130001 |
5 | 324412031304033224 |
6 | 5455431455113201 |
7 | 402055524203551 |
oct | 47717103053401 |
9 | 10634130623381 |
10 | 2742219986689 |
11 | 967a72769367 |
12 | 383563b12801 |
13 | 16b789992551 |
14 | 96a1d123161 |
15 | 4b4e88d5a44 |
hex | 27e790c5701 |
2742219986689 has 16 divisors (see below), whose sum is σ = 2863616716800. Its totient is φ = 2621004937936.
The previous prime is 2742219986687. The next prime is 2742219986861. The reversal of 2742219986689 is 9866899122472.
It is not a de Polignac number, because 2742219986689 - 21 = 2742219986687 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2742219986687) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199238922 + ... + 199252684.
It is an arithmetic number, because the mean of its divisors is an integer number (178976044800).
Almost surely, 22742219986689 is an apocalyptic number.
It is an amenable number.
2742219986689 is a deficient number, since it is larger than the sum of its proper divisors (121396730111).
2742219986689 is a wasteful number, since it uses less digits than its factorization.
2742219986689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19724.
The product of its digits is 376233984, while the sum is 73.
The spelling of 2742219986689 in words is "two trillion, seven hundred forty-two billion, two hundred nineteen million, nine hundred eighty-six thousand, six hundred eighty-nine".
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