Base | Representation |
---|---|
bin | 110011111011111101001… |
… | …1100110110101110011101 |
3 | 221021101210102112110102011 |
4 | 1213313322130312232131 |
5 | 1413422403442444340 |
6 | 23103114543431221 |
7 | 1334466553353202 |
oct | 147677234665635 |
9 | 27241712473364 |
10 | 7138142546845 |
11 | 23022a6416432 |
12 | 9735055b5511 |
13 | 3ca17c4328cb |
14 | 1a96b8cb3ca9 |
15 | c5a2d3190ea |
hex | 67dfa736b9d |
7138142546845 has 8 divisors (see below), whose sum is σ = 8565897300480. Its totient is φ = 5710429874640.
The previous prime is 7138142546813. The next prime is 7138142546879. The reversal of 7138142546845 is 5486452418317.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7138142546845 - 25 = 7138142546813 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 7138142546845.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10145965 + ... + 10826674.
It is an arithmetic number, because the mean of its divisors is an integer number (1070737162560).
Almost surely, 27138142546845 is an apocalyptic number.
It is an amenable number.
7138142546845 is a deficient number, since it is larger than the sum of its proper divisors (1427754753635).
7138142546845 is a wasteful number, since it uses less digits than its factorization.
7138142546845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21040715.
The product of its digits is 25804800, while the sum is 58.
The spelling of 7138142546845 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-two million, five hundred forty-six thousand, eight hundred forty-five".
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