Base | Representation |
---|---|
bin | 101101110110111110… |
… | …110010101001100001 |
3 | 11201002200021102122120 |
4 | 231312332302221201 |
5 | 1301321121442004 |
6 | 34342041254453 |
7 | 3362142666015 |
oct | 556676625141 |
9 | 151080242576 |
10 | 49240812129 |
11 | 19979177a63 |
12 | 9662794429 |
13 | 48496a9232 |
14 | 255198a545 |
15 | 1432dd03d9 |
hex | b76fb2a61 |
49240812129 has 32 divisors (see below), whose sum is σ = 70225526400. Its totient is φ = 30599493120.
The previous prime is 49240812119. The next prime is 49240812161. The reversal of 49240812129 is 92121804294.
It is not a de Polignac number, because 49240812129 - 217 = 49240681057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49240812119) 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, 1737727 + ... + 1765835.
It is an arithmetic number, because the mean of its divisors is an integer number (2194547700).
Almost surely, 249240812129 is an apocalyptic number.
It is an amenable number.
49240812129 is a deficient number, since it is larger than the sum of its proper divisors (20984714271).
49240812129 is a wasteful number, since it uses less digits than its factorization.
49240812129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28625.
The product of its (nonzero) digits is 82944, while the sum is 42.
The spelling of 49240812129 in words is "forty-nine billion, two hundred forty million, eight hundred twelve thousand, one hundred twenty-nine".
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