Base | Representation |
---|---|
bin | 1011011110100101… |
… | …1111011001100000 |
3 | 21221201122110021120 |
4 | 2313221133121200 |
5 | 22302230411130 |
6 | 1225422452240 |
7 | 136231656234 |
oct | 26751373140 |
9 | 7851573246 |
10 | 3081107040 |
11 | 1341228360 |
12 | 71ba34080 |
13 | 3a144177b |
14 | 2132ba5c4 |
15 | 130765910 |
hex | b7a5f660 |
3081107040 has 96 divisors (see below), whose sum is σ = 10587822336. Its totient is φ = 746933760.
The previous prime is 3081107009. The next prime is 3081107053. The reversal of 3081107040 is 407011803.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 3081107040.
It is a congruent number.
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, 286492 + ... + 297051.
It is an arithmetic number, because the mean of its divisors is an integer number (110289816).
Almost surely, 23081107040 is an apocalyptic number.
3081107040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3081107040 is an abundant number, since it is smaller than the sum of its proper divisors (7506715296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3081107040 is a wasteful number, since it uses less digits than its factorization.
3081107040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583572 (or 583564 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 3081107040 is about 55507.7205440829. The cubic root of 3081107040 is about 1455.1315666152.
Adding to 3081107040 its reverse (407011803), we get a palindrome (3488118843).
The spelling of 3081107040 in words is "three billion, eighty-one million, one hundred seven thousand, forty".
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