Base | Representation |
---|---|
bin | 100010111011001011100… |
… | …010100111011000110000 |
3 | 22111102211120211112210020 |
4 | 202323023202213120300 |
5 | 303310203142201430 |
6 | 5034314154403440 |
7 | 335252254335534 |
oct | 42731342473060 |
9 | 8442746745706 |
10 | 2400006600240 |
11 | 845923181027 |
12 | 329179430580 |
13 | 145420373982 |
14 | 8423788dbc4 |
15 | 4266a27bb10 |
hex | 22ecb8a7630 |
2400006600240 has 80 divisors (see below), whose sum is σ = 7446289264128. Its totient is φ = 639462508288.
The previous prime is 2400006600223. The next prime is 2400006600241. The reversal of 2400006600240 is 420066000042.
It is a tau number, because it is divible by the number of its divisors (80).
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 2400006600240.
It is not an unprimeable number, because it can be changed into a prime (2400006600241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3927432 + ... + 4497191.
Almost surely, 22400006600240 is an apocalyptic number.
2400006600240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2400006600240 is an abundant number, since it is smaller than the sum of its proper divisors (5046282663888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2400006600240 is a wasteful number, since it uses less digits than its factorization.
2400006600240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8425826 (or 8425820 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
The spelling of 2400006600240 in words is "two trillion, four hundred billion, six million, six hundred thousand, two hundred forty".
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