Base | Representation |
---|---|
bin | 1110010001010000110… |
… | …0101011110011000000 |
3 | 212102210001202012122110 |
4 | 3210110030223303000 |
5 | 13004032403132222 |
6 | 304342110135320 |
7 | 23466044443314 |
oct | 3442414536300 |
9 | 772701665573 |
10 | 245152005312 |
11 | 94a71a09075 |
12 | 3b618ab1540 |
13 | 1a16b881b96 |
14 | bc189dbb44 |
15 | 659c3db30c |
hex | 391432bcc0 |
245152005312 has 56 divisors (see below), whose sum is σ = 651345408000. Its totient is φ = 81375406336.
The previous prime is 245152005289. The next prime is 245152005341. The reversal of 245152005312 is 213500251542.
It is a self number, because there is not a number n which added to its sum of digits gives 245152005312.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2625312 + ... + 2717087.
It is an arithmetic number, because the mean of its divisors is an integer number (11631168000).
Almost surely, 2245152005312 is an apocalyptic number.
It is an amenable number.
245152005312 is an abundant number, since it is smaller than the sum of its proper divisors (406193402688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245152005312 is a wasteful number, since it uses less digits than its factorization.
245152005312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5342653 (or 5342643 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
Adding to 245152005312 its reverse (213500251542), we get a palindrome (458652256854).
The spelling of 245152005312 in words is "two hundred forty-five billion, one hundred fifty-two million, five thousand, three hundred twelve".
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