Base | Representation |
---|---|
bin | 1001110101111000… |
… | …0111010011010011 |
3 | 20211010020021222221 |
4 | 2131132013103103 |
5 | 20402312322024 |
6 | 1114053241511 |
7 | 122316632221 |
oct | 23536072323 |
9 | 6733207887 |
10 | 2641917139 |
11 | 11363254a4 |
12 | 618933297 |
13 | 33145b2a4 |
14 | 1b0c33b11 |
15 | 106e103e4 |
hex | 9d7874d3 |
2641917139 has 8 divisors (see below), whose sum is σ = 2742892560. Its totient is φ = 2541600096.
The previous prime is 2641917107. The next prime is 2641917193. The reversal of 2641917139 is 9317191462.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2641917139 - 25 = 2641917107 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2641917095 and 2641917104.
It is not an unprimeable number, because it can be changed into a prime (2641917199) 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, 156409 + ... + 172474.
It is an arithmetic number, because the mean of its divisors is an integer number (342861570).
Almost surely, 22641917139 is an apocalyptic number.
2641917139 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
2641917139 is a deficient number, since it is larger than the sum of its proper divisors (100975421).
2641917139 is a wasteful number, since it uses less digits than its factorization.
2641917139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329189.
The product of its digits is 81648, while the sum is 43.
The square root of 2641917139 is about 51399.5830625113. The cubic root of 2641917139 is about 1382.4191166150.
The spelling of 2641917139 in words is "two billion, six hundred forty-one million, nine hundred seventeen thousand, one hundred thirty-nine".
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