Base | Representation |
---|---|
bin | 1010001111001100… |
… | …0001011111111010 |
3 | 21002111221222221121 |
4 | 2203303001133322 |
5 | 21112000433230 |
6 | 1132404255454 |
7 | 125046065443 |
oct | 24363013772 |
9 | 7074858847 |
10 | 2748061690 |
11 | 1190233470 |
12 | 6483a158a |
13 | 34a44380a |
14 | 1c0d842ca |
15 | 1113ca77a |
hex | a3cc17fa |
2748061690 has 32 divisors (see below), whose sum is σ = 5443972416. Its totient is φ = 990447360.
The previous prime is 2748061661. The next prime is 2748061709. The reversal of 2748061690 is 961608472.
It is a super-2 number, since 2×27480616902 = 15103686104091312200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98112 + ... + 122971.
It is an arithmetic number, because the mean of its divisors is an integer number (170124138).
Almost surely, 22748061690 is an apocalyptic number.
2748061690 is a deficient number, since it is larger than the sum of its proper divisors (2695910726).
2748061690 is a wasteful number, since it uses less digits than its factorization.
2748061690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221214.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 2748061690 is about 52421.9580900981. The cubic root of 2748061690 is about 1400.6904230609.
The spelling of 2748061690 in words is "two billion, seven hundred forty-eight million, sixty-one thousand, six hundred ninety".
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