Base | Representation |
---|---|
bin | 101101011000011… |
… | …111011011001010 |
3 | 1222001200212102202 |
4 | 231120133123022 |
5 | 3024404114030 |
6 | 203315200202 |
7 | 24603515114 |
oct | 5530373312 |
9 | 1861625382 |
10 | 761394890 |
11 | 360873283 |
12 | 192ba6062 |
13 | c1987229 |
14 | 7319a3b4 |
15 | 46c9d745 |
hex | 2d61f6ca |
761394890 has 32 divisors (see below), whose sum is σ = 1391040000. Its totient is φ = 300014208.
The previous prime is 761394883. The next prime is 761394989. The reversal of 761394890 is 98493167.
It is a super-2 number, since 2×7613948902 = 1159444357036224200, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472406 + ... + 474014.
It is an arithmetic number, because the mean of its divisors is an integer number (43470000).
Almost surely, 2761394890 is an apocalyptic number.
761394890 is a deficient number, since it is larger than the sum of its proper divisors (629645110).
761394890 is a wasteful number, since it uses less digits than its factorization.
761394890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2294.
The product of its (nonzero) digits is 326592, while the sum is 47.
The square root of 761394890 is about 27593.3848956593. The cubic root of 761394890 is about 913.1384970168.
The spelling of 761394890 in words is "seven hundred sixty-one million, three hundred ninety-four thousand, eight hundred ninety".
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