Base | Representation |
---|---|
bin | 11110101011101011010100… |
… | …01001001011110100010001 |
3 | 22211220012112102002200212011 |
4 | 33111311222021023310101 |
5 | 32320422433020423312 |
6 | 355255535434302521 |
7 | 20132435510450503 |
oct | 1725655211136421 |
9 | 284805472080764 |
10 | 67471422045457 |
11 | 1a55351884a6a1 |
12 | 76984b6887a41 |
13 | 2b856b27596c1 |
14 | 12938c4557d73 |
15 | 7c0147057da7 |
hex | 3d5d6a24bd11 |
67471422045457 has 4 divisors (see below), whose sum is σ = 67475840332096. Its totient is φ = 67467003758820.
The previous prime is 67471422045437. The next prime is 67471422045479. The reversal of 67471422045457 is 75454022417476.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-67471422045457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67471422045437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2209120413 + ... + 2209150954.
It is an arithmetic number, because the mean of its divisors is an integer number (16868960083024).
Almost surely, 267471422045457 is an apocalyptic number.
It is an amenable number.
67471422045457 is a deficient number, since it is larger than the sum of its proper divisors (4418286639).
67471422045457 is a wasteful number, since it uses less digits than its factorization.
67471422045457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4418286638.
The product of its (nonzero) digits is 52684800, while the sum is 58.
The spelling of 67471422045457 in words is "sixty-seven trillion, four hundred seventy-one billion, four hundred twenty-two million, forty-five thousand, four hundred fifty-seven".
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