Base | Representation |
---|---|
bin | 11111010000101… |
… | …000101000010100 |
3 | 1100112212001012210 |
4 | 133100220220110 |
5 | 2033230020140 |
6 | 124012513420 |
7 | 15665534430 |
oct | 3720505024 |
9 | 1315761183 |
10 | 524454420 |
11 | 24a04a406 |
12 | 12777b870 |
13 | 84867b79 |
14 | 4d91d9c0 |
15 | 31098d80 |
hex | 1f428a14 |
524454420 has 96 divisors (see below), whose sum is σ = 1776999168. Its totient is φ = 112822272.
The previous prime is 524454419. The next prime is 524454431. The reversal of 524454420 is 24454425.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29587 + ... + 43866.
It is an arithmetic number, because the mean of its divisors is an integer number (18510408).
Almost surely, 2524454420 is an apocalyptic number.
It is an amenable number.
524454420 is an abundant number, since it is smaller than the sum of its proper divisors (1252544748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
524454420 is a wasteful number, since it uses less digits than its factorization.
524454420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73489 (or 73487 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 30.
The square root of 524454420 is about 22900.9698484584. The cubic root of 524454420 is about 806.4347803148.
It can be divided in two parts, 52445 and 4420, that added together give a palindrome (56865).
The spelling of 524454420 in words is "five hundred twenty-four million, four hundred fifty-four thousand, four hundred twenty".
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