Base | Representation |
---|---|
bin | 100010001001110… |
… | …001000111110000 |
3 | 1110221011200210210 |
4 | 202021301013300 |
5 | 2133141021330 |
6 | 132505024120 |
7 | 20125204440 |
oct | 4211610760 |
9 | 1427150723 |
10 | 572985840 |
11 | 274487819 |
12 | 13ba85040 |
13 | 9192a99b |
14 | 56154120 |
15 | 354838b0 |
hex | 222711f0 |
572985840 has 80 divisors (see below), whose sum is σ = 2030012928. Its totient is φ = 130967808.
The previous prime is 572985797. The next prime is 572985841. The reversal of 572985840 is 48589275.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 572985840.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (572985841) 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, 168852 + ... + 172211.
Almost surely, 2572985840 is an apocalyptic number.
It is an amenable number.
572985840 is an abundant number, since it is smaller than the sum of its proper divisors (1457027088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
572985840 is a wasteful number, since it uses less digits than its factorization.
572985840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341086 (or 341080 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 48.
The square root of 572985840 is about 23937.1226341012. The cubic root of 572985840 is about 830.5796695811.
The spelling of 572985840 in words is "five hundred seventy-two million, nine hundred eighty-five thousand, eight hundred forty".
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