Base | Representation |
---|---|
bin | 101110011111101001… |
… | …011011100100001000 |
3 | 11202212020002011001000 |
4 | 232133221123210020 |
5 | 1304220302002113 |
6 | 34533452455000 |
7 | 3415066110360 |
oct | 563751334410 |
9 | 152766064030 |
10 | 49923078408 |
11 | 1a199304795 |
12 | 981317a460 |
13 | 4927b498a8 |
14 | 25b84299a0 |
15 | 1472c4d373 |
hex | b9fa5b908 |
49923078408 has 64 divisors (see below), whose sum is σ = 158485968000. Its totient is φ = 14263736256.
The previous prime is 49923078383. The next prime is 49923078449. The reversal of 49923078408 is 80487032994.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16507443 + ... + 16510466.
It is an arithmetic number, because the mean of its divisors is an integer number (2476343250).
Almost surely, 249923078408 is an apocalyptic number.
It is an amenable number.
49923078408 is an abundant number, since it is smaller than the sum of its proper divisors (108562889592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49923078408 is a wasteful number, since it uses less digits than its factorization.
49923078408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33017931 (or 33017921 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 54.
The spelling of 49923078408 in words is "forty-nine billion, nine hundred twenty-three million, seventy-eight thousand, four hundred eight".
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