Base | Representation |
---|---|
bin | 100001100110001111010… |
… | …000001000010000001001 |
3 | 22011201102022001020121000 |
4 | 201212033100020100021 |
5 | 300311411001323240 |
6 | 4524352022005213 |
7 | 325543144030542 |
oct | 41461720102011 |
9 | 8151368036530 |
10 | 2308800807945 |
11 | 81017a958385 |
12 | 313564876809 |
13 | 1399467ac938 |
14 | 7da647954c9 |
15 | 400cd11d430 |
hex | 2198f408409 |
2308800807945 has 64 divisors (see below), whose sum is σ = 4176686304000. Its totient is φ = 1209897658368.
The previous prime is 2308800807857. The next prime is 2308800807947. The reversal of 2308800807945 is 5497080088032.
It is a happy number.
It is not a de Polignac number, because 2308800807945 - 223 = 2308792419337 is a prime.
It is a super-2 number, since 2×23088008079452 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2308800807891 and 2308800807900.
It is not an unprimeable number, because it can be changed into a prime (2308800807947) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1185991 + ... + 2454419.
It is an arithmetic number, because the mean of its divisors is an integer number (65260723500).
Almost surely, 22308800807945 is an apocalyptic number.
It is an amenable number.
2308800807945 is a deficient number, since it is larger than the sum of its proper divisors (1867885496055).
2308800807945 is a wasteful number, since it uses less digits than its factorization.
2308800807945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1268679 (or 1268673 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 54.
It can be divided in two parts, 230880080 and 7945, that added together give a square (230888025 = 151952).
The spelling of 2308800807945 in words is "two trillion, three hundred eight billion, eight hundred million, eight hundred seven thousand, nine hundred forty-five".
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