Base | Representation |
---|---|
bin | 111110010001110… |
… | …1111100100101000 |
3 | 12101122020000210010 |
4 | 1330203233210220 |
5 | 13234433312210 |
6 | 543210251520 |
7 | 102533352042 |
oct | 17443574450 |
9 | 5348200703 |
10 | 2089744680 |
11 | 982674121 |
12 | 4a3a26ba0 |
13 | 273c3a01a |
14 | 15b77aa92 |
15 | c36dd920 |
hex | 7c8ef928 |
2089744680 has 32 divisors (see below), whose sum is σ = 6269234400. Its totient is φ = 557265216.
The previous prime is 2089744663. The next prime is 2089744681. The reversal of 2089744680 is 864479802.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (2089744681) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 8707150 + ... + 8707389.
It is an arithmetic number, because the mean of its divisors is an integer number (195913575).
Almost surely, 22089744680 is an apocalyptic number.
2089744680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2089744680 is an abundant number, since it is smaller than the sum of its proper divisors (4179489720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2089744680 is a wasteful number, since it uses less digits than its factorization.
2089744680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17414553 (or 17414549 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 48.
The square root of 2089744680 is about 45713.7252912077. The cubic root of 2089744680 is about 1278.4911990867.
The spelling of 2089744680 in words is "two billion, eighty-nine million, seven hundred forty-four thousand, six hundred eighty".
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