Base | Representation |
---|---|
bin | 1001010001110111… |
… | …1101111100010100 |
3 | 20102121001000021210 |
4 | 2110131331330110 |
5 | 20100131240420 |
6 | 1051100141420 |
7 | 115504110033 |
oct | 22435757424 |
9 | 6377030253 |
10 | 2490883860 |
11 | 1069047a03 |
12 | 596237870 |
13 | 309089c9a |
14 | 198b5a71a |
15 | e8a299e0 |
hex | 9477df14 |
2490883860 has 96 divisors (see below), whose sum is σ = 7450434432. Its totient is φ = 619601920.
The previous prime is 2490883853. The next prime is 2490883861. The reversal of 2490883860 is 683880942.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490883861) 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, 104455 + ... + 126065.
It is an arithmetic number, because the mean of its divisors is an integer number (77608692).
Almost surely, 22490883860 is an apocalyptic number.
2490883860 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 2490883860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3725217216).
2490883860 is an abundant number, since it is smaller than the sum of its proper divisors (4959550572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2490883860 is a wasteful number, since it uses less digits than its factorization.
2490883860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21753 (or 21751 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 48.
The square root of 2490883860 is about 49908.7553441277. The cubic root of 2490883860 is about 1355.5571316782.
The spelling of 2490883860 in words is "two billion, four hundred ninety million, eight hundred eighty-three thousand, eight hundred sixty".
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