Base | Representation |
---|---|
bin | 11100001001100… |
… | …101001000100000 |
3 | 1012220122222100220 |
4 | 130021211020200 |
5 | 1431400222230 |
6 | 114510243040 |
7 | 14463154332 |
oct | 3411451040 |
9 | 1186588326 |
10 | 472273440 |
11 | 22264a031 |
12 | 1121b6480 |
13 | 76ac7b52 |
14 | 46a19452 |
15 | 2b6dcd10 |
hex | 1c265220 |
472273440 has 96 divisors (see below), whose sum is σ = 1491690816. Its totient is φ = 125598720.
The previous prime is 472273411. The next prime is 472273457. The reversal of 472273440 is 44372274.
It is a tau number, because it is divible by the number of its divisors (96).
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, 211530 + ... + 213750.
It is an arithmetic number, because the mean of its divisors is an integer number (15538446).
Almost surely, 2472273440 is an apocalyptic number.
472273440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 472273440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745845408).
472273440 is an abundant number, since it is smaller than the sum of its proper divisors (1019417376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472273440 is a wasteful number, since it uses less digits than its factorization.
472273440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2682 (or 2674 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 33.
The square root of 472273440 is about 21731.8531193269. The cubic root of 472273440 is about 778.7496073898.
The spelling of 472273440 in words is "four hundred seventy-two million, two hundred seventy-three thousand, four hundred forty".
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