Base | Representation |
---|---|
bin | 10110010011001110001110… |
… | …11001101011110111001111 |
3 | 20102122002012022200112122120 |
4 | 23021213013121223313033 |
5 | 22411423321134031204 |
6 | 252144111041544023 |
7 | 13220643546021501 |
oct | 1311470731536717 |
9 | 212562168615576 |
10 | 49038987017679 |
11 | 1469735480066a |
12 | 5600101645013 |
13 | 21494836a5689 |
14 | c176dd001d71 |
15 | 5a093aed76d9 |
hex | 2c99c766bdcf |
49038987017679 has 8 divisors (see below), whose sum is σ = 65385804629760. Its totient is φ = 32692413708696.
The previous prime is 49038987017569. The next prime is 49038987017707. The reversal of 49038987017679 is 97671078983094.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49038987017679 - 217 = 49038986886607 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49038987017179) 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, 60606889 + ... + 61410690.
It is an arithmetic number, because the mean of its divisors is an integer number (8173225578720).
Almost surely, 249038987017679 is an apocalyptic number.
49038987017679 is a deficient number, since it is larger than the sum of its proper divisors (16346817612081).
49038987017679 is a wasteful number, since it uses less digits than its factorization.
49038987017679 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122151549.
The product of its (nonzero) digits is 1152216576, while the sum is 78.
The spelling of 49038987017679 in words is "forty-nine trillion, thirty-eight billion, nine hundred eighty-seven million, seventeen thousand, six hundred seventy-nine".
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