Base | Representation |
---|---|
bin | 1001100101010010… |
… | …1100100101010100 |
3 | 20122021022101110211 |
4 | 2121110230211110 |
5 | 20232004331130 |
6 | 1103130055204 |
7 | 120513345121 |
oct | 23124544524 |
9 | 6567271424 |
10 | 2572339540 |
11 | 1100022851 |
12 | 5b957a504 |
13 | 31cc09b04 |
14 | 1a58c1748 |
15 | 100c69a2a |
hex | 9952c954 |
2572339540 has 24 divisors (see below), whose sum is σ = 5470295040. Its totient is φ = 1015910688.
The previous prime is 2572339519. The next prime is 2572339543. The reversal of 2572339540 is 459332752.
It is a junction number, because it is equal to n+sod(n) for n = 2572339493 and 2572339502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2572339543) 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, 812452 + ... + 815611.
It is an arithmetic number, because the mean of its divisors is an integer number (227928960).
Almost surely, 22572339540 is an apocalyptic number.
2572339540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2572339540 is an abundant number, since it is smaller than the sum of its proper divisors (2897955500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2572339540 is a wasteful number, since it uses less digits than its factorization.
2572339540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1628151 (or 1628149 counting only the distinct ones).
The product of its (nonzero) digits is 226800, while the sum is 40.
The square root of 2572339540 is about 50718.2367595720. The cubic root of 2572339540 is about 1370.1751849432.
The spelling of 2572339540 in words is "two billion, five hundred seventy-two million, three hundred thirty-nine thousand, five hundred forty".
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