Base | Representation |
---|---|
bin | 1001111011111… |
… | …01100010111100 |
3 | 12210211201002111 |
4 | 10331331202330 |
5 | 132314223430 |
6 | 12134303404 |
7 | 2031322663 |
oct | 475754274 |
9 | 183751074 |
10 | 83351740 |
11 | 4306043a |
12 | 23ab7b64 |
13 | 14364b74 |
14 | b0d9dda |
15 | 74b6c2a |
hex | 4f7d8bc |
83351740 has 12 divisors (see below), whose sum is σ = 175038696. Its totient is φ = 33340688.
The previous prime is 83351717. The next prime is 83351753. The reversal of 83351740 is 4715338.
It is a super-2 number, since 2×833517402 = 13895025122055200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083774 + ... + 2083813.
It is an arithmetic number, because the mean of its divisors is an integer number (14586558).
Almost surely, 283351740 is an apocalyptic number.
It is an amenable number.
83351740 is an abundant number, since it is smaller than the sum of its proper divisors (91686956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83351740 is a wasteful number, since it uses less digits than its factorization.
83351740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4167596 (or 4167594 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 83351740 is about 9129.7174107417. The cubic root of 83351740 is about 436.8223894095.
The spelling of 83351740 in words is "eighty-three million, three hundred fifty-one thousand, seven hundred forty".
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