Base | Representation |
---|---|
bin | 1011001111000… |
… | …1001010001010 |
3 | 10021200012112012 |
4 | 2303301022022 |
5 | 44031001010 |
6 | 4402015522 |
7 | 1111362023 |
oct | 263611212 |
9 | 107605465 |
10 | 47125130 |
11 | 24667898 |
12 | 139475a2 |
13 | 99bc9c0 |
14 | 6389c4a |
15 | 420d005 |
hex | 2cf128a |
47125130 has 32 divisors (see below), whose sum is σ = 96163200. Its totient is φ = 16483392.
The previous prime is 47125097. The next prime is 47125153. The reversal of 47125130 is 3152174.
It is a super-3 number, since 3×471251303 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47125096 and 47125105.
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, 7070 + ... + 12009.
It is an arithmetic number, because the mean of its divisors is an integer number (3005100).
Almost surely, 247125130 is an apocalyptic number.
47125130 is an abundant number, since it is smaller than the sum of its proper divisors (49038070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47125130 is a wasteful number, since it uses less digits than its factorization.
47125130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19118.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 47125130 is about 6864.7745775080. The cubic root of 47125130 is about 361.2025883349.
The spelling of 47125130 in words is "forty-seven million, one hundred twenty-five thousand, one hundred thirty".
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