Base | Representation |
---|---|
bin | 1000000001010001… |
… | …1000100101101000 |
3 | 12120000220221210020 |
4 | 2000110120211220 |
5 | 13402110432430 |
6 | 553342320440 |
7 | 104230505154 |
oct | 20024304550 |
9 | 5500827706 |
10 | 2152827240 |
11 | a0523aa73 |
12 | 500b89120 |
13 | 284026095 |
14 | 165cbc064 |
15 | c8eeeb10 |
hex | 80518968 |
2152827240 has 128 divisors (see below), whose sum is σ = 6847441920. Its totient is φ = 540518400.
The previous prime is 2152827199. The next prime is 2152827241. The reversal of 2152827240 is 427282512.
It is not an unprimeable number, because it can be changed into a prime (2152827241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129820 + ... + 145460.
It is an arithmetic number, because the mean of its divisors is an integer number (53495640).
Almost surely, 22152827240 is an apocalyptic number.
2152827240 is a gapful number since it is divisible by the number (20) 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 2152827240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3423720960).
2152827240 is an abundant number, since it is smaller than the sum of its proper divisors (4694614680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2152827240 is a wasteful number, since it uses less digits than its factorization.
2152827240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15723 (or 15719 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 33.
The square root of 2152827240 is about 46398.5693744969. The cubic root of 2152827240 is about 1291.2283714355.
The spelling of 2152827240 in words is "two billion, one hundred fifty-two million, eight hundred twenty-seven thousand, two hundred forty".
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