Base | Representation |
---|---|
bin | 1001000010110100… |
… | …0110101100001110 |
3 | 20021012020010022001 |
4 | 2100231012230032 |
5 | 14433000233430 |
6 | 1040522542514 |
7 | 114106321621 |
oct | 22055065416 |
9 | 6235203261 |
10 | 2427742990 |
11 | 1036441272 |
12 | 579067a3a |
13 | 2c8c8051a |
14 | 190601db8 |
15 | e32063ca |
hex | 90b46b0e |
2427742990 has 64 divisors (see below), whose sum is σ = 4610856960. Its totient is φ = 919163520.
The previous prime is 2427742957. The next prime is 2427742991. The reversal of 2427742990 is 992477242.
It is a self number, because there is not a number n which added to its sum of digits gives 2427742990.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2427742991) 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, 3717504 + ... + 3718156.
It is an arithmetic number, because the mean of its divisors is an integer number (72044640).
Almost surely, 22427742990 is an apocalyptic number.
2427742990 is a deficient number, since it is larger than the sum of its proper divisors (2183113970).
2427742990 is a wasteful number, since it uses less digits than its factorization.
2427742990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 937.
The product of its (nonzero) digits is 508032, while the sum is 46.
The square root of 2427742990 is about 49272.1319814761. The cubic root of 2427742990 is about 1344.0050573642.
The spelling of 2427742990 in words is "two billion, four hundred twenty-seven million, seven hundred forty-two thousand, nine hundred ninety".
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