Base | Representation |
---|---|
bin | 101100001111000110… |
… | …011100101011111100 |
3 | 11112121012211211120121 |
4 | 230033012130223330 |
5 | 1234233441120420 |
6 | 33453102424324 |
7 | 3301021146430 |
oct | 541706345374 |
9 | 145535754517 |
10 | 47497988860 |
11 | 19164416053 |
12 | 9256b920a4 |
13 | 462c5b806a |
14 | 24283189c0 |
15 | 137edbd2aa |
hex | b0f19cafc |
47497988860 has 48 divisors (see below), whose sum is σ = 114013186560. Its totient is φ = 16282451520.
The previous prime is 47497988803. The next prime is 47497988891. The reversal of 47497988860 is 6888979474.
It is a Harshad number since it is a multiple of its sum of digits (70).
It is a self number, because there is not a number n which added to its sum of digits gives 47497988860.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1003201 + ... + 1049479.
It is an arithmetic number, because the mean of its divisors is an integer number (2375274720).
Almost surely, 247497988860 is an apocalyptic number.
It is an amenable number.
47497988860 is an abundant number, since it is smaller than the sum of its proper divisors (66515197700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47497988860 is a wasteful number, since it uses less digits than its factorization.
47497988860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53626 (or 53624 counting only the distinct ones).
The product of its (nonzero) digits is 195084288, while the sum is 70.
The spelling of 47497988860 in words is "forty-seven billion, four hundred ninety-seven million, nine hundred eighty-eight thousand, eight hundred sixty".
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