Base | Representation |
---|---|
bin | 100011101011001010100… |
… | …100111110111100010001 |
3 | 22200100211100022001110002 |
4 | 203223022210332330101 |
5 | 310131213143120340 |
6 | 5114114541015345 |
7 | 342055125420644 |
oct | 43531244767421 |
9 | 8610740261402 |
10 | 2451530051345 |
11 | 865762891481 |
12 | 337158554555 |
13 | 14a241926b4b |
14 | 86924669a5b |
15 | 43b8374e715 |
hex | 23aca93ef11 |
2451530051345 has 16 divisors (see below), whose sum is σ = 2952016608528. Its totient is φ = 1954440787200.
The previous prime is 2451530051317. The next prime is 2451530051353. The reversal of 2451530051345 is 5431500351542.
It can be written as a sum of positive squares in 8 ways, for example, as 1376623503616 + 1074906547729 = 1173296^2 + 1036777^2 .
It is a de Polignac number, because none of the positive numbers 2k-2451530051345 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2451530051299 and 2451530051308.
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, 4997807 + ... + 5466363.
It is an arithmetic number, because the mean of its divisors is an integer number (184501038033).
Almost surely, 22451530051345 is an apocalyptic number.
It is an amenable number.
2451530051345 is a deficient number, since it is larger than the sum of its proper divisors (500486557183).
2451530051345 is a wasteful number, since it uses less digits than its factorization.
2451530051345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472180.
The product of its (nonzero) digits is 180000, while the sum is 38.
The spelling of 2451530051345 in words is "two trillion, four hundred fifty-one billion, five hundred thirty million, fifty-one thousand, three hundred forty-five".
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