Base | Representation |
---|---|
bin | 1011010001101… |
… | …0000001111100 |
3 | 10021222201011120 |
4 | 2310122001330 |
5 | 44101330130 |
6 | 4405350540 |
7 | 1112660061 |
oct | 264320174 |
9 | 107881146 |
10 | 47292540 |
11 | 24771649 |
12 | 13a08450 |
13 | 9a4ac69 |
14 | 63d0c68 |
15 | 4242910 |
hex | 2d1a07c |
47292540 has 24 divisors (see below), whose sum is σ = 132419280. Its totient is φ = 12611328.
The previous prime is 47292529. The next prime is 47292541. The reversal of 47292540 is 4529274.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47292541) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394045 + ... + 394164.
It is an arithmetic number, because the mean of its divisors is an integer number (5517470).
Almost surely, 247292540 is an apocalyptic number.
It is an amenable number.
47292540 is an abundant number, since it is smaller than the sum of its proper divisors (85126740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47292540 is a wasteful number, since it uses less digits than its factorization.
47292540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 788221 (or 788219 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 47292540 is about 6876.9571759609. The cubic root of 47292540 is about 361.6298017408.
The spelling of 47292540 in words is "forty-seven million, two hundred ninety-two thousand, five hundred forty".
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