Base | Representation |
---|---|
bin | 101001111000101… |
… | …1100110111100000 |
3 | 10121221122101102211 |
4 | 1103301130313200 |
5 | 10334300102344 |
6 | 351244051504 |
7 | 46554213442 |
oct | 12361346740 |
9 | 3557571384 |
10 | 1405472224 |
11 | 6613970a2 |
12 | 332833b94 |
13 | 195246490 |
14 | d4938492 |
15 | 835c6334 |
hex | 53c5cde0 |
1405472224 has 48 divisors (see below), whose sum is σ = 3109452192. Its totient is φ = 620471808.
The previous prime is 1405472221. The next prime is 1405472249. The reversal of 1405472224 is 4222745041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1405472221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63879 + ... + 83014.
It is an arithmetic number, because the mean of its divisors is an integer number (64780254).
Almost surely, 21405472224 is an apocalyptic number.
It is an amenable number.
1405472224 is an abundant number, since it is smaller than the sum of its proper divisors (1703979968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1405472224 is a wasteful number, since it uses less digits than its factorization.
1405472224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146939 (or 146931 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 31.
The square root of 1405472224 is about 37489.6282190155. The cubic root of 1405472224 is about 1120.1445986776.
The spelling of 1405472224 in words is "one billion, four hundred five million, four hundred seventy-two thousand, two hundred twenty-four".
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