Base | Representation |
---|---|
bin | 10001101111011111001001… |
… | …011110001011111011001000 |
3 | 101020021121012102021010220012 |
4 | 101233133021132023323020 |
5 | 40211421021024000013 |
6 | 433542302140451052 |
7 | 22302325255652222 |
oct | 2157371136137310 |
9 | 336247172233805 |
10 | 78030051000008 |
11 | 229543a4606458 |
12 | 89028b6249a88 |
13 | 347028240b573 |
14 | 153a963227412 |
15 | 904b19cab1a8 |
hex | 46f7c978bec8 |
78030051000008 has 64 divisors (see below), whose sum is σ = 151139638540800. Its totient is φ = 37746201600000.
The previous prime is 78030050999993. The next prime is 78030051000037. The reversal of 78030051000008 is 80000015003087.
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, 29325008 + ... + 31875008.
It is an arithmetic number, because the mean of its divisors is an integer number (2361556852200).
Almost surely, 278030051000008 is an apocalyptic number.
78030051000008 is the 5100002-nd octagonal number.
It is an amenable number.
78030051000008 is a deficient number, since it is larger than the sum of its proper divisors (73109587540792).
78030051000008 is a wasteful number, since it uses less digits than its factorization.
78030051000008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2550990 (or 2550986 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 32.
The spelling of 78030051000008 in words is "seventy-eight trillion, thirty billion, fifty-one million, eight", and thus it is an aban number and an uban number.
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