Base | Representation |
---|---|
bin | 1001001011100… |
… | …01110001010110 |
3 | 12100220121200022 |
4 | 10211301301112 |
5 | 124203341204 |
6 | 11350345142 |
7 | 1623406640 |
oct | 445616126 |
9 | 170817608 |
10 | 77012054 |
11 | 3a520329 |
12 | 2195b1b2 |
13 | 12c55382 |
14 | a329890 |
15 | 6b635be |
hex | 4971c56 |
77012054 has 32 divisors (see below), whose sum is σ = 142222080. Its totient is φ = 30536352.
The previous prime is 77012053. The next prime is 77012069. The reversal of 77012054 is 45021077.
It is a super-2 number, since 2×770120542 = 11861712922597832, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (77012053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8072 + ... + 14804.
It is an arithmetic number, because the mean of its divisors is an integer number (4444440).
Almost surely, 277012054 is an apocalyptic number.
77012054 is a deficient number, since it is larger than the sum of its proper divisors (65210026).
77012054 is a wasteful number, since it uses less digits than its factorization.
77012054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6804.
The product of its (nonzero) digits is 1960, while the sum is 26.
The square root of 77012054 is about 8775.6512009081. The cubic root of 77012054 is about 425.4542851730.
The spelling of 77012054 in words is "seventy-seven million, twelve thousand, fifty-four".
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