Base | Representation |
---|---|
bin | 111110100010000000… |
… | …011010000101100110 |
3 | 20102022021111200110210 |
4 | 332202000122011212 |
5 | 2100001441302121 |
6 | 50502253200250 |
7 | 4564566022404 |
oct | 764200320546 |
9 | 212267450423 |
10 | 67142525286 |
11 | 26525229021 |
12 | 11019a90086 |
13 | 6440445a05 |
14 | 336d310474 |
15 | 1b2e821876 |
hex | fa201a166 |
67142525286 has 16 divisors (see below), whose sum is σ = 134988115968. Its totient is φ = 22263664200.
The previous prime is 67142525273. The next prime is 67142525327. The reversal of 67142525286 is 68252524176.
It is a super-2 number, since 2×671425252862 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29293150 + ... + 29295441.
It is an arithmetic number, because the mean of its divisors is an integer number (8436757248).
Almost surely, 267142525286 is an apocalyptic number.
67142525286 is an abundant number, since it is smaller than the sum of its proper divisors (67845590682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67142525286 is a wasteful number, since it uses less digits than its factorization.
67142525286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58588787.
The product of its digits is 1612800, while the sum is 48.
The spelling of 67142525286 in words is "sixty-seven billion, one hundred forty-two million, five hundred twenty-five thousand, two hundred eighty-six".
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