Base | Representation |
---|---|
bin | 1010001101111000011… |
… | …01100101101111000100 |
3 | 1020120010021120020202201 |
4 | 11012330031211233010 |
5 | 21222422301430040 |
6 | 425134204244244 |
7 | 34235230010164 |
oct | 5067415455704 |
9 | 1216107506681 |
10 | 351050030020 |
11 | 125974654458 |
12 | 58051b40684 |
13 | 271472a4771 |
14 | 12dc30c45a4 |
15 | 91e9318a9a |
hex | 51bc365bc4 |
351050030020 has 48 divisors (see below), whose sum is σ = 747781372800. Its totient is φ = 138406499840.
The previous prime is 351050030017. The next prime is 351050030053. The reversal of 351050030020 is 20030050153.
It is a super-2 number, since 2×3510500300202 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 351050030020.
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, 5847516 + ... + 5907244.
It is an arithmetic number, because the mean of its divisors is an integer number (15578778600).
Almost surely, 2351050030020 is an apocalyptic number.
It is an amenable number.
351050030020 is an abundant number, since it is smaller than the sum of its proper divisors (396731342780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
351050030020 is a wasteful number, since it uses less digits than its factorization.
351050030020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63948 (or 63946 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 19.
Adding to 351050030020 its reverse (20030050153), we get a palindrome (371080080173).
The spelling of 351050030020 in words is "three hundred fifty-one billion, fifty million, thirty thousand, twenty".
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