Base | Representation |
---|---|
bin | 1011011010011… |
… | …1110000010000 |
3 | 10100002012110120 |
4 | 2312213300100 |
5 | 44223414130 |
6 | 4430030240 |
7 | 1120625355 |
oct | 266476020 |
9 | 110065416 |
10 | 47873040 |
11 | 250287a6 |
12 | 14048380 |
13 | 9bc2257 |
14 | 650262c |
15 | 4309910 |
hex | 2da7c10 |
47873040 has 80 divisors (see below), whose sum is σ = 149502336. Its totient is φ = 12672000.
The previous prime is 47873029. The next prime is 47873053. The reversal of 47873040 is 4037874.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 47872992 and 47873010.
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, 35580 + ... + 36900.
Almost surely, 247873040 is an apocalyptic number.
47873040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47873040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74751168).
47873040 is an abundant number, since it is smaller than the sum of its proper divisors (101629296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47873040 is a wasteful number, since it uses less digits than its factorization.
47873040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1488 (or 1482 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 33.
The square root of 47873040 is about 6919.0346147421. The cubic root of 47873040 is about 363.1034167167.
The spelling of 47873040 in words is "forty-seven million, eight hundred seventy-three thousand, forty".
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