Base | Representation |
---|---|
bin | 1010001110000000110… |
… | …00100111100101000100 |
3 | 1020120022011021121201022 |
4 | 11013000120213211010 |
5 | 21223043211430040 |
6 | 425145144450312 |
7 | 34240040003624 |
oct | 5070030474504 |
9 | 1216264247638 |
10 | 351120030020 |
11 | 125a001154a1 |
12 | 58071479998 |
13 | 27158943296 |
14 | 12dcc506884 |
15 | 92005446b5 |
hex | 51c0627944 |
351120030020 has 24 divisors (see below), whose sum is σ = 776160067200. Its totient is φ = 133056011232.
The previous prime is 351120030007. The next prime is 351120030043. The reversal of 351120030020 is 20030021153.
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, 461999660 + ... + 462000419.
It is an arithmetic number, because the mean of its divisors is an integer number (32340002800).
Almost surely, 2351120030020 is an apocalyptic number.
It is an amenable number.
351120030020 is an abundant number, since it is smaller than the sum of its proper divisors (425040037180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
351120030020 is a wasteful number, since it uses less digits than its factorization.
351120030020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 924000107 (or 924000105 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
Adding to 351120030020 its reverse (20030021153), we get a palindrome (371150051173).
The spelling of 351120030020 in words is "three hundred fifty-one billion, one hundred twenty million, thirty thousand, twenty".
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