Base | Representation |
---|---|
bin | 10000001001110110011101… |
… | …110000110100111111010111 |
3 | 100022112220101001021201202120 |
4 | 100021312131300310333113 |
5 | 33303003043410203012 |
6 | 411033535554111023 |
7 | 20651611461236340 |
oct | 2011663560647727 |
9 | 308486331251676 |
10 | 71045700866007 |
11 | 20701348a8806a |
12 | 7b7517157b473 |
13 | 3084772166c9a |
14 | 13788b765d0c7 |
15 | 8330dd48e58c |
hex | 409d9dc34fd7 |
71045700866007 has 32 divisors (see below), whose sum is σ = 115503383407104. Its totient is φ = 37917777331200.
The previous prime is 71045700865987. The next prime is 71045700866017. The reversal of 71045700866007 is 70066800754017.
It is a de Polignac number, because none of the positive numbers 2k-71045700866007 is a prime.
It is a super-2 number, since 2×710457008660072 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71045700866017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 759524094 + ... + 759617627.
It is an arithmetic number, because the mean of its divisors is an integer number (3609480731472).
Almost surely, 271045700866007 is an apocalyptic number.
71045700866007 is a deficient number, since it is larger than the sum of its proper divisors (44457682541097).
71045700866007 is a wasteful number, since it uses less digits than its factorization.
71045700866007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1519141879.
The product of its (nonzero) digits is 1975680, while the sum is 51.
The spelling of 71045700866007 in words is "seventy-one trillion, forty-five billion, seven hundred million, eight hundred sixty-six thousand, seven".
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