Base | Representation |
---|---|
bin | 1011010001101… |
… | …0001001010011 |
3 | 10021222201211000 |
4 | 2310122021103 |
5 | 44101334021 |
6 | 4405353043 |
7 | 1112661333 |
oct | 264321123 |
9 | 107881730 |
10 | 47293011 |
11 | 24771a37 |
12 | 13a08783 |
13 | 9a4b23c |
14 | 63d10c3 |
15 | 4242b26 |
hex | 2d1a253 |
47293011 has 16 divisors (see below), whose sum is σ = 72325120. Its totient is φ = 30511080.
The previous prime is 47293007. The next prime is 47293019. The reversal of 47293011 is 11039274.
It is not a de Polignac number, because 47293011 - 22 = 47293007 is a prime.
It is a super-2 number, since 2×472930112 = 4473257778892242, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47293019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27415 + ... + 29088.
It is an arithmetic number, because the mean of its divisors is an integer number (4520320).
Almost surely, 247293011 is an apocalyptic number.
47293011 is a deficient number, since it is larger than the sum of its proper divisors (25032109).
47293011 is a wasteful number, since it uses less digits than its factorization.
47293011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56543 (or 56537 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 47293011 is about 6876.9914206723. The cubic root of 47293011 is about 361.6310022619.
The spelling of 47293011 in words is "forty-seven million, two hundred ninety-three thousand, eleven".
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