Base | Representation |
---|---|
bin | 111110011101001001… |
… | …101111100011110010 |
3 | 20102002121021011101121 |
4 | 332131021233203302 |
5 | 2044320114231300 |
6 | 50450223452454 |
7 | 4562556554401 |
oct | 763511574362 |
9 | 212077234347 |
10 | 67061086450 |
11 | 264932648a6 |
12 | 10bb675712a |
13 | 6429600757 |
14 | 3362591638 |
15 | 1b275d681a |
hex | f9d26f8f2 |
67061086450 has 24 divisors (see below), whose sum is σ = 127634406768. Its totient is φ = 26200609680.
The previous prime is 67061086441. The next prime is 67061086501. The reversal of 67061086450 is 5468016076.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a junction number, because it is equal to n+sod(n) for n = 67061086397 and 67061086406.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15593452 + ... + 15597751.
It is an arithmetic number, because the mean of its divisors is an integer number (5318100282).
Almost surely, 267061086450 is an apocalyptic number.
67061086450 is a deficient number, since it is larger than the sum of its proper divisors (60573320318).
67061086450 is a wasteful number, since it uses less digits than its factorization.
67061086450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31191258 (or 31191253 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 43.
The spelling of 67061086450 in words is "sixty-seven billion, sixty-one million, eighty-six thousand, four hundred fifty".
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