Base | Representation |
---|---|
bin | 11111001011101101010100… |
… | …01100101111000111000011 |
3 | 22222210102100011101121210201 |
4 | 33211312222030233013003 |
5 | 32441440433114033201 |
6 | 401501313514310031 |
7 | 20305110201606310 |
oct | 1745665214570703 |
9 | 288712304347721 |
10 | 68572008346051 |
11 | 1a938253051a31 |
12 | 783586aa28317 |
13 | 2c3540ab44bb2 |
14 | 12d0c8d83dd07 |
15 | 7ddaae21c801 |
hex | 3e5daa32f1c3 |
68572008346051 has 16 divisors (see below), whose sum is σ = 78392995430400. Its totient is φ = 58757270240448.
The previous prime is 68572008346027. The next prime is 68572008346063. The reversal of 68572008346051 is 15064380027586.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 68572008346051 - 227 = 68571874128323 is a prime.
It is a super-2 number, since 2×685720083460512 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 68572008345983 and 68572008346001.
It is not an unprimeable number, because it can be changed into a prime (68576008346051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355414456 + ... + 355607338.
It is an arithmetic number, because the mean of its divisors is an integer number (4899562214400).
Almost surely, 268572008346051 is an apocalyptic number.
68572008346051 is a deficient number, since it is larger than the sum of its proper divisors (9820987084349).
68572008346051 is a wasteful number, since it uses less digits than its factorization.
68572008346051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208818.
The product of its (nonzero) digits is 9676800, while the sum is 55.
The spelling of 68572008346051 in words is "sixty-eight trillion, five hundred seventy-two billion, eight million, three hundred forty-six thousand, fifty-one".
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