Base | Representation |
---|---|
bin | 1011001000010110… |
… | …0001000101101000 |
3 | 21201020001111022200 |
4 | 2302011201011220 |
5 | 22104333300241 |
6 | 1212250420200 |
7 | 134016542022 |
oct | 26205410550 |
9 | 7636044280 |
10 | 2987790696 |
11 | 12a3591410 |
12 | 6b4731660 |
13 | 387ccb1b7 |
14 | 204b49012 |
15 | 1274814b6 |
hex | b2161168 |
2987790696 has 96 divisors (see below), whose sum is σ = 8860082400. Its totient is φ = 902056320.
The previous prime is 2987790691. The next prime is 2987790713. The reversal of 2987790696 is 6960977892.
It is not an unprimeable number, because it can be changed into a prime (2987790691) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212575 + ... + 226193.
It is an arithmetic number, because the mean of its divisors is an integer number (92292525).
Almost surely, 22987790696 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2987790696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4430041200).
2987790696 is an abundant number, since it is smaller than the sum of its proper divisors (5872291704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2987790696 is a wasteful number, since it uses less digits than its factorization.
2987790696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13919 (or 13912 counting only the distinct ones).
The product of its (nonzero) digits is 20575296, while the sum is 63.
The square root of 2987790696 is about 54660.6869331149. The cubic root of 2987790696 is about 1440.2903696850.
The spelling of 2987790696 in words is "two billion, nine hundred eighty-seven million, seven hundred ninety thousand, six hundred ninety-six".
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