Base | Representation |
---|---|
bin | 11100001100000… |
… | …011001111111101 |
3 | 1012221212212202202 |
4 | 130030003033331 |
5 | 1432031433320 |
6 | 114532201245 |
7 | 14501522450 |
oct | 3414031775 |
9 | 1187785682 |
10 | 472921085 |
11 | 222a5167a |
12 | 112469225 |
13 | 76c93880 |
14 | 46b47497 |
15 | 2b7b9b75 |
hex | 1c3033fd |
472921085 has 16 divisors (see below), whose sum is σ = 698468736. Its totient is φ = 299343168.
The previous prime is 472921081. The next prime is 472921109. The reversal of 472921085 is 580129274.
It is a cyclic number.
It is not a de Polignac number, because 472921085 - 22 = 472921081 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472921081) 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, 519239 + ... + 520148.
It is an arithmetic number, because the mean of its divisors is an integer number (43654296).
Almost surely, 2472921085 is an apocalyptic number.
It is an amenable number.
472921085 is a deficient number, since it is larger than the sum of its proper divisors (225547651).
472921085 is a wasteful number, since it uses less digits than its factorization.
472921085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1039412.
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 472921085 is about 21746.7488374699. The cubic root of 472921085 is about 779.1054202703.
The spelling of 472921085 in words is "four hundred seventy-two million, nine hundred twenty-one thousand, eighty-five".
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