Base | Representation |
---|---|
bin | 10100011110100101011111… |
… | …10110001111000111011010 |
3 | 12220102221212210220022122110 |
4 | 22033102233312033013122 |
5 | 21400243240131034004 |
6 | 235435044520533150 |
7 | 12325260521012163 |
oct | 1217225766170732 |
9 | 186387783808573 |
10 | 45031387361754 |
11 | 13391782222022 |
12 | 50734746211b6 |
13 | 1c18598298c21 |
14 | b1976064c76a |
15 | 531582c62589 |
hex | 28f4afd8f1da |
45031387361754 has 64 divisors (see below), whose sum is σ = 90567129744000. Its totient is φ = 14926674954240.
The previous prime is 45031387361717. The next prime is 45031387361801. The reversal of 45031387361754 is 45716378313054.
It is a junction number, because it is equal to n+sod(n) for n = 45031387361694 and 45031387361703.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1736438172 + ... + 1736464104.
It is an arithmetic number, because the mean of its divisors is an integer number (1415111402250).
Almost surely, 245031387361754 is an apocalyptic number.
45031387361754 is an abundant number, since it is smaller than the sum of its proper divisors (45535742382246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45031387361754 is a wasteful number, since it uses less digits than its factorization.
45031387361754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28495.
The product of its (nonzero) digits is 25401600, while the sum is 57.
The spelling of 45031387361754 in words is "forty-five trillion, thirty-one billion, three hundred eighty-seven million, three hundred sixty-one thousand, seven hundred fifty-four".
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