Base | Representation |
---|---|
bin | 1000000001100111… |
… | …0100110000100000 |
3 | 12120010121102000220 |
4 | 2000121310300200 |
5 | 13402442101334 |
6 | 553433043040 |
7 | 104245564665 |
oct | 20031646040 |
9 | 5503542026 |
10 | 2154253344 |
11 | a06024471 |
12 | 501556480 |
13 | 284405229 |
14 | 16616da6c |
15 | c91d2449 |
hex | 80674c20 |
2154253344 has 48 divisors (see below), whose sum is σ = 5665504320. Its totient is φ = 716739840.
The previous prime is 2154253303. The next prime is 2154253351. The reversal of 2154253344 is 4433524512.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31197 + ... + 72675.
It is an arithmetic number, because the mean of its divisors is an integer number (118031340).
Almost surely, 22154253344 is an apocalyptic number.
2154253344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2154253344 is an abundant number, since it is smaller than the sum of its proper divisors (3511250976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2154253344 is a wasteful number, since it uses less digits than its factorization.
2154253344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42033 (or 42025 counting only the distinct ones).
The product of its digits is 57600, while the sum is 33.
The square root of 2154253344 is about 46413.9348041081. The cubic root of 2154253344 is about 1291.5134259681.
Adding to 2154253344 its reverse (4433524512), we get a palindrome (6587777856).
The spelling of 2154253344 in words is "two billion, one hundred fifty-four million, two hundred fifty-three thousand, three hundred forty-four".
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