Base | Representation |
---|---|
bin | 1110010011101101010… |
… | …1111110001101011100 |
3 | 212111110211112100222120 |
4 | 3210323111332031130 |
5 | 13011404020021302 |
6 | 304531210342540 |
7 | 23521240625145 |
oct | 3447325761534 |
9 | 774424470876 |
10 | 245808751452 |
11 | 952796a5180 |
12 | 3b780a2aa50 |
13 | 1a244958674 |
14 | bc7bd16acc |
15 | 65d9db79bc |
hex | 393b57e35c |
245808751452 has 48 divisors (see below), whose sum is σ = 658626326400. Its totient is φ = 70567104960.
The previous prime is 245808751451. The next prime is 245808751469. The reversal of 245808751452 is 254157808542.
It is a happy number.
It is a super-4 number, since 4×2458087514524 (a number of 47 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 245808751395 and 245808751404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245808751451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49002427 + ... + 49007442.
It is an arithmetic number, because the mean of its divisors is an integer number (13721381800).
Almost surely, 2245808751452 is an apocalyptic number.
245808751452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
245808751452 is an abundant number, since it is smaller than the sum of its proper divisors (412817574948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245808751452 is a wasteful number, since it uses less digits than its factorization.
245808751452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98009906 (or 98009904 counting only the distinct ones).
The product of its (nonzero) digits is 3584000, while the sum is 51.
The spelling of 245808751452 in words is "two hundred forty-five billion, eight hundred eight million, seven hundred fifty-one thousand, four hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •