Base | Representation |
---|---|
bin | 101110010001110000… |
… | …101001111001111101 |
3 | 11202020222200011120200 |
4 | 232101300221321331 |
5 | 1303231130404013 |
6 | 34454411034113 |
7 | 3406236543234 |
oct | 562160517175 |
9 | 152228604520 |
10 | 49690091133 |
11 | 1a089840a21 |
12 | 976913b939 |
13 | 48bb7b29b7 |
14 | 25954dbb1b |
15 | 145c579e73 |
hex | b91c29e7d |
49690091133 has 6 divisors (see below), whose sum is σ = 71774576094. Its totient is φ = 33126727416.
The previous prime is 49690091119. The next prime is 49690091141. The reversal of 49690091133 is 33119009694.
It can be written as a sum of positive squares in only one way, i.e., 45080631684 + 4609459449 = 212322^2 + 67893^2 .
It is not a de Polignac number, because 49690091133 - 212 = 49690087037 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49690091153) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2760560610 + ... + 2760560627.
It is an arithmetic number, because the mean of its divisors is an integer number (11962429349).
Almost surely, 249690091133 is an apocalyptic number.
It is an amenable number.
49690091133 is a deficient number, since it is larger than the sum of its proper divisors (22084484961).
49690091133 is a wasteful number, since it uses less digits than its factorization.
49690091133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5521121243 (or 5521121240 counting only the distinct ones).
The product of its (nonzero) digits is 157464, while the sum is 45.
The spelling of 49690091133 in words is "forty-nine billion, six hundred ninety million, ninety-one thousand, one hundred thirty-three".
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