Base | Representation |
---|---|
bin | 100100111100011000100… |
… | …101000011100111101111 |
3 | 22222200221000111212001010 |
4 | 210330120211003213233 |
5 | 313043313414224104 |
6 | 5222140302520303 |
7 | 351263203165431 |
oct | 44743045034757 |
9 | 8880830455033 |
10 | 2538738039279 |
11 | 899744490582 |
12 | 350036296093 |
13 | 15552c187980 |
14 | 8ac38822651 |
15 | 4608991d489 |
hex | 24f189439ef |
2538738039279 has 32 divisors (see below), whose sum is σ = 3839279691520. Its totient is φ = 1479282974208.
The previous prime is 2538738039269. The next prime is 2538738039281. The reversal of 2538738039279 is 9729308378352.
It is not a de Polignac number, because 2538738039279 - 27 = 2538738039151 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2538738039239) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473292 + ... + 2302494.
It is an arithmetic number, because the mean of its divisors is an integer number (119977490360).
Almost surely, 22538738039279 is an apocalyptic number.
2538738039279 is a deficient number, since it is larger than the sum of its proper divisors (1300541652241).
2538738039279 is a wasteful number, since it uses less digits than its factorization.
2538738039279 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1831111.
The product of its (nonzero) digits is 137168640, while the sum is 66.
The spelling of 2538738039279 in words is "two trillion, five hundred thirty-eight billion, seven hundred thirty-eight million, thirty-nine thousand, two hundred seventy-nine".
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