Base | Representation |
---|---|
bin | 10110101000010000001010… |
… | …10000000100011101111100 |
3 | 20112012011100000100012202200 |
4 | 23110020011100010131330 |
5 | 23010243203233041030 |
6 | 253500053123551500 |
7 | 13324104215112156 |
oct | 1324100520043574 |
9 | 215164300305680 |
10 | 49761579190140 |
11 | 14945849197874 |
12 | 56b816422b590 |
13 | 219c65c57c3ac |
14 | c4068a993ad6 |
15 | 5b462d691d60 |
hex | 2d420540477c |
49761579190140 has 216 divisors, whose sum is σ = 156002914529280. Its totient is φ = 12838960753920.
The previous prime is 49761579190121. The next prime is 49761579190151. The reversal of 49761579190140 is 4109197516794.
49761579190140 is a `hidden beast` number, since 4 + 9 + 7 + 6 + 1 + 579 + 19 + 0 + 1 + 40 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 885456522 + ... + 885512718.
Almost surely, 249761579190140 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49761579190140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78001457264640).
49761579190140 is an abundant number, since it is smaller than the sum of its proper divisors (106241335339140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49761579190140 is a wasteful number, since it uses less digits than its factorization.
49761579190140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61393 (or 61357 counting only the distinct ones).
The product of its (nonzero) digits is 17146080, while the sum is 63.
The spelling of 49761579190140 in words is "forty-nine trillion, seven hundred sixty-one billion, five hundred seventy-nine million, one hundred ninety thousand, one hundred forty".
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