Base | Representation |
---|---|
bin | 1011001101100… |
… | …0000000110001 |
3 | 10021110222020100 |
4 | 2303120000301 |
5 | 44014202004 |
6 | 4355503013 |
7 | 1110452520 |
oct | 263300061 |
9 | 107428210 |
10 | 47022129 |
11 | 245a7470 |
12 | 138b7a69 |
13 | 9984b5b |
14 | 63604b7 |
15 | 41dc739 |
hex | 2cd8031 |
47022129 has 24 divisors (see below), whose sum is σ = 84681792. Its totient is φ = 24426720.
The previous prime is 47022083. The next prime is 47022139. The reversal of 47022129 is 92122074.
It is not a de Polignac number, because 47022129 - 29 = 47021617 is a prime.
It is a super-2 number, since 2×470221292 = 4422161231385282, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (47022139) 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, 33234 + ... + 34619.
It is an arithmetic number, because the mean of its divisors is an integer number (3528408).
Almost surely, 247022129 is an apocalyptic number.
It is an amenable number.
47022129 is a deficient number, since it is larger than the sum of its proper divisors (37659663).
47022129 is a wasteful number, since it uses less digits than its factorization.
47022129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67877 (or 67874 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 47022129 is about 6857.2683336734. The cubic root of 47022129 is about 360.9392372211.
The spelling of 47022129 in words is "forty-seven million, twenty-two thousand, one hundred twenty-nine".
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