Base | Representation |
---|---|
bin | 111110111010010101… |
… | …001101011100100001 |
3 | 20110100201102122020122 |
4 | 332322111031130201 |
5 | 2101320430203323 |
6 | 51010552250025 |
7 | 4610652616145 |
oct | 767225153441 |
9 | 213321378218 |
10 | 67550631713 |
11 | 26714630464 |
12 | 111126a0915 |
13 | 64a6b64cc6 |
14 | 33ab5c5225 |
15 | 1b55586ec8 |
hex | fba54d721 |
67550631713 has 32 divisors (see below), whose sum is σ = 71683024896. Its totient is φ = 63581027328.
The previous prime is 67550631691. The next prime is 67550631719. The reversal of 67550631713 is 31713605576.
It is not a de Polignac number, because 67550631713 - 230 = 66476889889 is a prime.
It is a super-2 number, since 2×675506317132 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67550631719) 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, 49414556 + ... + 49415922.
It is an arithmetic number, because the mean of its divisors is an integer number (2240094528).
Almost surely, 267550631713 is an apocalyptic number.
It is an amenable number.
67550631713 is a deficient number, since it is larger than the sum of its proper divisors (4132393183).
67550631713 is a wasteful number, since it uses less digits than its factorization.
67550631713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1793.
The product of its (nonzero) digits is 396900, while the sum is 44.
The spelling of 67550631713 in words is "sixty-seven billion, five hundred fifty million, six hundred thirty-one thousand, seven hundred thirteen".
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