Base | Representation |
---|---|
bin | 1011011010100… |
… | …0110011110001 |
3 | 10100002102101121 |
4 | 2312220303301 |
5 | 44224033421 |
6 | 4430102241 |
7 | 1120644100 |
oct | 266506361 |
9 | 110072347 |
10 | 47877361 |
11 | 25030a74 |
12 | 1404a981 |
13 | 9bc41cc |
14 | 6504037 |
15 | 430ad41 |
hex | 2da8cf1 |
47877361 has 24 divisors (see below), whose sum is σ = 58907904. Its totient is φ = 38737440.
The previous prime is 47877343. The next prime is 47877373. The reversal of 47877361 is 16377874.
It is not a de Polignac number, because 47877361 - 27 = 47877233 is a prime.
It is a super-4 number, since 4×478773614 (a number of 32 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47877311) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64951 + ... + 65683.
It is an arithmetic number, because the mean of its divisors is an integer number (2454496).
Almost surely, 247877361 is an apocalyptic number.
It is an amenable number.
47877361 is a deficient number, since it is larger than the sum of its proper divisors (11030543).
47877361 is a wasteful number, since it uses less digits than its factorization.
47877361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 821 (or 814 counting only the distinct ones).
The product of its digits is 197568, while the sum is 43.
The square root of 47877361 is about 6919.3468622407. The cubic root of 47877361 is about 363.1143409074.
The spelling of 47877361 in words is "forty-seven million, eight hundred seventy-seven thousand, three hundred sixty-one".
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